Home / 25,757,446.40-38,661,052.80-15,679,750.40

Finding the Fourth Proportional to 25,757,446.40, 38,661,052.80 and 15,679,750.40

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Solution

The fourth proportional to 25,757,446.40, 38,661,052.80 and 15,679,750.40 is: 23,534,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,757,446.40 : 38,661,052.80 = 15,679,750.40 : x
  2. Step 2: Convert to fraction form
    25,757,446.40/38,661,052.80 = 15,679,750.40/x
  3. Step 3: Cross multiply
    25,757,446.40x = 38,661,052.80 × 15,679,750.40
  4. Step 4: Simplify right side
    25,757,446.40x = 606,195,658,105,221.12
  5. Step 5: Solve for x
    x = 606,195,658,105,221.12/25,757,446.40
  6. Step 6: Final answer
    x = 23,534,773.16

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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.