Home / 29,178,834.40-43,721,012.40-27,478,223.20

Finding the Fourth Proportional to 29,178,834.40, 43,721,012.40 and 27,478,223.20

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Solution

The fourth proportional to 29,178,834.40, 43,721,012.40 and 27,478,223.20 is: 41,172,848.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,178,834.40 : 43,721,012.40 = 27,478,223.20 : x
  2. Step 2: Convert to fraction form
    29,178,834.40/43,721,012.40 = 27,478,223.20/x
  3. Step 3: Cross multiply
    29,178,834.40x = 43,721,012.40 × 27,478,223.20
  4. Step 4: Simplify right side
    29,178,834.40x = 1,201,375,737,257,167.50
  5. Step 5: Solve for x
    x = 1,201,375,737,257,167.50/29,178,834.40
  6. Step 6: Final answer
    x = 41,172,848.81

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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.