Home / 15,672,260.52-23,497,658.64-7,981,017.30

Finding the Fourth Proportional to 15,672,260.52, 23,497,658.64 and 7,981,017.30

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Solution

The fourth proportional to 15,672,260.52, 23,497,658.64 and 7,981,017.30 is: 11,966,060.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,260.52 : 23,497,658.64 = 7,981,017.30 : x
  2. Step 2: Convert to fraction form
    15,672,260.52/23,497,658.64 = 7,981,017.30/x
  3. Step 3: Cross multiply
    15,672,260.52x = 23,497,658.64 × 7,981,017.30
  4. Step 4: Simplify right side
    15,672,260.52x = 187,535,220,115,334.47
  5. Step 5: Solve for x
    x = 187,535,220,115,334.47/15,672,260.52
  6. Step 6: Final answer
    x = 11,966,060.66

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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.