Home / 64,152,051.35-96,228,077.03-21,025,614.20

Finding the Fourth Proportional to 64,152,051.35, 96,228,077.03 and 21,025,614.20

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Solution

The fourth proportional to 64,152,051.35, 96,228,077.03 and 21,025,614.20 is: 31,538,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,051.35 : 96,228,077.03 = 21,025,614.20 : x
  2. Step 2: Convert to fraction form
    64,152,051.35/96,228,077.03 = 21,025,614.20/x
  3. Step 3: Cross multiply
    64,152,051.35x = 96,228,077.03 × 21,025,614.20
  4. Step 4: Simplify right side
    64,152,051.35x = 2,023,254,422,735,533.75
  5. Step 5: Solve for x
    x = 2,023,254,422,735,533.75/64,152,051.35
  6. Step 6: Final answer
    x = 31,538,421.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.