Home / 15,840,132.24-21,859,391.40-8,596,788.24

Finding the Fourth Proportional to 15,840,132.24, 21,859,391.40 and 8,596,788.24

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Solution

The fourth proportional to 15,840,132.24, 21,859,391.40 and 8,596,788.24 is: 11,863,572.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,840,132.24 : 21,859,391.40 = 8,596,788.24 : x
  2. Step 2: Convert to fraction form
    15,840,132.24/21,859,391.40 = 8,596,788.24/x
  3. Step 3: Cross multiply
    15,840,132.24x = 21,859,391.40 × 8,596,788.24
  4. Step 4: Simplify right side
    15,840,132.24x = 187,920,558,921,077.12
  5. Step 5: Solve for x
    x = 187,920,558,921,077.12/15,840,132.24
  6. Step 6: Final answer
    x = 11,863,572.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.