Home / 64,260,444.60-96,402,885-21,142,077.48

Finding the Fourth Proportional to 64,260,444.60, 96,402,885 and 21,142,077.48

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Solution

The fourth proportional to 64,260,444.60, 96,402,885 and 21,142,077.48 is: 31,717,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,260,444.60 : 96,402,885 = 21,142,077.48 : x
  2. Step 2: Convert to fraction form
    64,260,444.60/96,402,885 = 21,142,077.48/x
  3. Step 3: Cross multiply
    64,260,444.60x = 96,402,885 × 21,142,077.48
  4. Step 4: Simplify right side
    64,260,444.60x = 2,038,157,263,965,529.75
  5. Step 5: Solve for x
    x = 2,038,157,263,965,529.75/64,260,444.60
  6. Step 6: Final answer
    x = 31,717,136.05

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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.