Home / 31,388,000.10-47,082,000.15-16,246,572.90

Finding the Fourth Proportional to 31,388,000.10, 47,082,000.15 and 16,246,572.90

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Solution

The fourth proportional to 31,388,000.10, 47,082,000.15 and 16,246,572.90 is: 24,369,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,388,000.10 : 47,082,000.15 = 16,246,572.90 : x
  2. Step 2: Convert to fraction form
    31,388,000.10/47,082,000.15 = 16,246,572.90/x
  3. Step 3: Cross multiply
    31,388,000.10x = 47,082,000.15 × 16,246,572.90
  4. Step 4: Simplify right side
    31,388,000.10x = 764,921,147,714,785.88
  5. Step 5: Solve for x
    x = 764,921,147,714,785.88/31,388,000.10
  6. Step 6: Final answer
    x = 24,369,859.35

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1.5x scale

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.