Home / 87,636,587.82-131,466,841.32-36,506,649.24

Finding the Fourth Proportional to 87,636,587.82, 131,466,841.32 and 36,506,649.24

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Solution

The fourth proportional to 87,636,587.82, 131,466,841.32 and 36,506,649.24 is: 54,764,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,636,587.82 : 131,466,841.32 = 36,506,649.24 : x
  2. Step 2: Convert to fraction form
    87,636,587.82/131,466,841.32 = 36,506,649.24/x
  3. Step 3: Cross multiply
    87,636,587.82x = 131,466,841.32 × 36,506,649.24
  4. Step 4: Simplify right side
    87,636,587.82x = 4,799,413,862,759,979
  5. Step 5: Solve for x
    x = 4,799,413,862,759,979/87,636,587.82
  6. Step 6: Final answer
    x = 54,764,955.85

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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.