Home / 11,103,428.90-16,661,364.15-4,712,593.70

Finding the Fourth Proportional to 11,103,428.90, 16,661,364.15 and 4,712,593.70

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Solution

The fourth proportional to 11,103,428.90, 16,661,364.15 and 4,712,593.70 is: 7,071,530.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,428.90 : 16,661,364.15 = 4,712,593.70 : x
  2. Step 2: Convert to fraction form
    11,103,428.90/16,661,364.15 = 4,712,593.70/x
  3. Step 3: Cross multiply
    11,103,428.90x = 16,661,364.15 × 4,712,593.70
  4. Step 4: Simplify right side
    11,103,428.90x = 78,518,239,726,695.86
  5. Step 5: Solve for x
    x = 78,518,239,726,695.86/11,103,428.90
  6. Step 6: Final answer
    x = 7,071,530.82

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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.