Home / 6,695,998.40-10,043,997.60-2,147,038.40

Finding the Fourth Proportional to 6,695,998.40, 10,043,997.60 and 2,147,038.40

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Solution

The fourth proportional to 6,695,998.40, 10,043,997.60 and 2,147,038.40 is: 3,220,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695,998.40 : 10,043,997.60 = 2,147,038.40 : x
  2. Step 2: Convert to fraction form
    6,695,998.40/10,043,997.60 = 2,147,038.40/x
  3. Step 3: Cross multiply
    6,695,998.40x = 10,043,997.60 × 2,147,038.40
  4. Step 4: Simplify right side
    6,695,998.40x = 21,564,848,536,707.84
  5. Step 5: Solve for x
    x = 21,564,848,536,707.84/6,695,998.40
  6. Step 6: Final answer
    x = 3,220,557.60

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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.