Home / 15,120,695.10-22,666,527.45-5,018,115.90

Finding the Fourth Proportional to 15,120,695.10, 22,666,527.45 and 5,018,115.90

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Solution

The fourth proportional to 15,120,695.10, 22,666,527.45 and 5,018,115.90 is: 7,522,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120,695.10 : 22,666,527.45 = 5,018,115.90 : x
  2. Step 2: Convert to fraction form
    15,120,695.10/22,666,527.45 = 5,018,115.90/x
  3. Step 3: Cross multiply
    15,120,695.10x = 22,666,527.45 × 5,018,115.90
  4. Step 4: Simplify right side
    15,120,695.10x = 113,743,261,794,631.45
  5. Step 5: Solve for x
    x = 113,743,261,794,631.45/15,120,695.10
  6. Step 6: Final answer
    x = 7,522,356.68

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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.