Home / 25,132,136.40-37,687,145.40-9,981,032.40

Finding the Fourth Proportional to 25,132,136.40, 37,687,145.40 and 9,981,032.40

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Solution

The fourth proportional to 25,132,136.40, 37,687,145.40 and 9,981,032.40 is: 14,967,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,132,136.40 : 37,687,145.40 = 9,981,032.40 : x
  2. Step 2: Convert to fraction form
    25,132,136.40/37,687,145.40 = 9,981,032.40/x
  3. Step 3: Cross multiply
    25,132,136.40x = 37,687,145.40 × 9,981,032.40
  4. Step 4: Simplify right side
    25,132,136.40x = 376,156,619,300,910.94
  5. Step 5: Solve for x
    x = 376,156,619,300,910.94/25,132,136.40
  6. Step 6: Final answer
    x = 14,967,156.52

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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.