Home / 19,431,514.44-29,157,359.07-7,925,423.10

Finding the Fourth Proportional to 19,431,514.44, 29,157,359.07 and 7,925,423.10

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Solution

The fourth proportional to 19,431,514.44, 29,157,359.07 and 7,925,423.10 is: 11,892,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,431,514.44 : 29,157,359.07 = 7,925,423.10 : x
  2. Step 2: Convert to fraction form
    19,431,514.44/29,157,359.07 = 7,925,423.10/x
  3. Step 3: Cross multiply
    19,431,514.44x = 29,157,359.07 × 7,925,423.10
  4. Step 4: Simplify right side
    19,431,514.44x = 231,084,407,108,372.50
  5. Step 5: Solve for x
    x = 231,084,407,108,372.50/19,431,514.44
  6. Step 6: Final answer
    x = 11,892,248.95

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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.