Home / 20,107,253.64-30,156,337.98-5,730,012.84

Finding the Fourth Proportional to 20,107,253.64, 30,156,337.98 and 5,730,012.84

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Solution

The fourth proportional to 20,107,253.64, 30,156,337.98 and 5,730,012.84 is: 8,593,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107,253.64 : 30,156,337.98 = 5,730,012.84 : x
  2. Step 2: Convert to fraction form
    20,107,253.64/30,156,337.98 = 5,730,012.84/x
  3. Step 3: Cross multiply
    20,107,253.64x = 30,156,337.98 × 5,730,012.84
  4. Step 4: Simplify right side
    20,107,253.64x = 172,796,203,832,779.66
  5. Step 5: Solve for x
    x = 172,796,203,832,779.66/20,107,253.64
  6. Step 6: Final answer
    x = 8,593,724.78

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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.