Home / 42,541,557.30-63,812,335.95-12,252,482.10

Finding the Fourth Proportional to 42,541,557.30, 63,812,335.95 and 12,252,482.10

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Solution

The fourth proportional to 42,541,557.30, 63,812,335.95 and 12,252,482.10 is: 18,378,723.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,541,557.30 : 63,812,335.95 = 12,252,482.10 : x
  2. Step 2: Convert to fraction form
    42,541,557.30/63,812,335.95 = 12,252,482.10/x
  3. Step 3: Cross multiply
    42,541,557.30x = 63,812,335.95 × 12,252,482.10
  4. Step 4: Simplify right side
    42,541,557.30x = 781,859,503,986,561.50
  5. Step 5: Solve for x
    x = 781,859,503,986,561.50/42,541,557.30
  6. Step 6: Final answer
    x = 18,378,723.15

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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.