Home / 57,267,037.87-85,914,006.85-18,928,547.88

Finding the Fourth Proportional to 57,267,037.87, 85,914,006.85 and 18,928,547.88

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Solution

The fourth proportional to 57,267,037.87, 85,914,006.85 and 18,928,547.88 is: 28,397,267.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,267,037.87 : 85,914,006.85 = 18,928,547.88 : x
  2. Step 2: Convert to fraction form
    57,267,037.87/85,914,006.85 = 18,928,547.88/x
  3. Step 3: Cross multiply
    57,267,037.87x = 85,914,006.85 × 18,928,547.88
  4. Step 4: Simplify right side
    57,267,037.87x = 1,626,227,391,924,356
  5. Step 5: Solve for x
    x = 1,626,227,391,924,356/57,267,037.87
  6. Step 6: Final answer
    x = 28,397,267.48

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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.