Home / 13,377,032.68-20,063,185.98-5,287,319.08

Finding the Fourth Proportional to 13,377,032.68, 20,063,185.98 and 5,287,319.08

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Solution

The fourth proportional to 13,377,032.68, 20,063,185.98 and 5,287,319.08 is: 7,930,044.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377,032.68 : 20,063,185.98 = 5,287,319.08 : x
  2. Step 2: Convert to fraction form
    13,377,032.68/20,063,185.98 = 5,287,319.08/x
  3. Step 3: Cross multiply
    13,377,032.68x = 20,063,185.98 × 5,287,319.08
  4. Step 4: Simplify right side
    13,377,032.68x = 106,080,466,037,642.50
  5. Step 5: Solve for x
    x = 106,080,466,037,642.50/13,377,032.68
  6. Step 6: Final answer
    x = 7,930,044.62

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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.