Home / 19,440,131.60-29,146,200.60-10,923,078.80

Finding the Fourth Proportional to 19,440,131.60, 29,146,200.60 and 10,923,078.80

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Solution

The fourth proportional to 19,440,131.60, 29,146,200.60 and 10,923,078.80 is: 16,376,753.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,131.60 : 29,146,200.60 = 10,923,078.80 : x
  2. Step 2: Convert to fraction form
    19,440,131.60/29,146,200.60 = 10,923,078.80/x
  3. Step 3: Cross multiply
    19,440,131.60x = 29,146,200.60 × 10,923,078.80
  4. Step 4: Simplify right side
    19,440,131.60x = 318,366,245,874,407.31
  5. Step 5: Solve for x
    x = 318,366,245,874,407.31/19,440,131.60
  6. Step 6: Final answer
    x = 16,376,753.64

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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.