Home / 15,981,007.40-23,943,954.90-7,443,834.20

Finding the Fourth Proportional to 15,981,007.40, 23,943,954.90 and 7,443,834.20

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Solution

The fourth proportional to 15,981,007.40, 23,943,954.90 and 7,443,834.20 is: 11,152,915.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981,007.40 : 23,943,954.90 = 7,443,834.20 : x
  2. Step 2: Convert to fraction form
    15,981,007.40/23,943,954.90 = 7,443,834.20/x
  3. Step 3: Cross multiply
    15,981,007.40x = 23,943,954.90 × 7,443,834.20
  4. Step 4: Simplify right side
    15,981,007.40x = 178,234,830,367,877.56
  5. Step 5: Solve for x
    x = 178,234,830,367,877.56/15,981,007.40
  6. Step 6: Final answer
    x = 11,152,915.83

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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.