Home / 42,572,734.10-63,859,101.15-18,684,862.10

Finding the Fourth Proportional to 42,572,734.10, 63,859,101.15 and 18,684,862.10

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Solution

The fourth proportional to 42,572,734.10, 63,859,101.15 and 18,684,862.10 is: 28,027,293.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,572,734.10 : 63,859,101.15 = 18,684,862.10 : x
  2. Step 2: Convert to fraction form
    42,572,734.10/63,859,101.15 = 18,684,862.10/x
  3. Step 3: Cross multiply
    42,572,734.10x = 63,859,101.15 × 18,684,862.10
  4. Step 4: Simplify right side
    42,572,734.10x = 1,193,198,498,817,701.50
  5. Step 5: Solve for x
    x = 1,193,198,498,817,701.50/42,572,734.10
  6. Step 6: Final answer
    x = 28,027,293.15

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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.