Home / 40,695,931.10-61,043,896.65-15,131,650.70

Finding the Fourth Proportional to 40,695,931.10, 61,043,896.65 and 15,131,650.70

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Solution

The fourth proportional to 40,695,931.10, 61,043,896.65 and 15,131,650.70 is: 22,697,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,695,931.10 : 61,043,896.65 = 15,131,650.70 : x
  2. Step 2: Convert to fraction form
    40,695,931.10/61,043,896.65 = 15,131,650.70/x
  3. Step 3: Cross multiply
    40,695,931.10x = 61,043,896.65 × 15,131,650.70
  4. Step 4: Simplify right side
    40,695,931.10x = 923,694,921,474,700.12
  5. Step 5: Solve for x
    x = 923,694,921,474,700.12/40,695,931.10
  6. Step 6: Final answer
    x = 22,697,476.05

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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.