Home / 16,460,617.55-22,715,406.20-9,118,428.71

Finding the Fourth Proportional to 16,460,617.55, 22,715,406.20 and 9,118,428.71

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Solution

The fourth proportional to 16,460,617.55, 22,715,406.20 and 9,118,428.71 is: 12,583,295.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,460,617.55 : 22,715,406.20 = 9,118,428.71 : x
  2. Step 2: Convert to fraction form
    16,460,617.55/22,715,406.20 = 9,118,428.71/x
  3. Step 3: Cross multiply
    16,460,617.55x = 22,715,406.20 × 9,118,428.71
  4. Step 4: Simplify right side
    16,460,617.55x = 207,128,812,007,799.88
  5. Step 5: Solve for x
    x = 207,128,812,007,799.88/16,460,617.55
  6. Step 6: Final answer
    x = 12,583,295.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.