Home / 15,479,337.05-23,168,480.88-11,379,572.90

Finding the Fourth Proportional to 15,479,337.05, 23,168,480.88 and 11,379,572.90

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Solution

The fourth proportional to 15,479,337.05, 23,168,480.88 and 11,379,572.90 is: 17,032,216.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479,337.05 : 23,168,480.88 = 11,379,572.90 : x
  2. Step 2: Convert to fraction form
    15,479,337.05/23,168,480.88 = 11,379,572.90/x
  3. Step 3: Cross multiply
    15,479,337.05x = 23,168,480.88 × 11,379,572.90
  4. Step 4: Simplify right side
    15,479,337.05x = 263,647,417,156,216.16
  5. Step 5: Solve for x
    x = 263,647,417,156,216.16/15,479,337.05
  6. Step 6: Final answer
    x = 17,032,216.32

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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.