Home / 15,333,710.90-22,981,029.15-8,148,686.90

Finding the Fourth Proportional to 15,333,710.90, 22,981,029.15 and 8,148,686.90

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Solution

The fourth proportional to 15,333,710.90, 22,981,029.15 and 8,148,686.90 is: 12,212,647.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,333,710.90 : 22,981,029.15 = 8,148,686.90 : x
  2. Step 2: Convert to fraction form
    15,333,710.90/22,981,029.15 = 8,148,686.90/x
  3. Step 3: Cross multiply
    15,333,710.90x = 22,981,029.15 × 8,148,686.90
  4. Step 4: Simplify right side
    15,333,710.90x = 187,265,211,183,123.12
  5. Step 5: Solve for x
    x = 187,265,211,183,123.12/15,333,710.90
  6. Step 6: Final answer
    x = 12,212,647.83

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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.