Home / 16,189,040.40-24,280,061.40-7,091,120.40

Finding the Fourth Proportional to 16,189,040.40, 24,280,061.40 and 7,091,120.40

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Solution

The fourth proportional to 16,189,040.40, 24,280,061.40 and 7,091,120.40 is: 10,635,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,189,040.40 : 24,280,061.40 = 7,091,120.40 : x
  2. Step 2: Convert to fraction form
    16,189,040.40/24,280,061.40 = 7,091,120.40/x
  3. Step 3: Cross multiply
    16,189,040.40x = 24,280,061.40 × 7,091,120.40
  4. Step 4: Simplify right side
    16,189,040.40x = 172,172,838,706,792.56
  5. Step 5: Solve for x
    x = 172,172,838,706,792.56/16,189,040.40
  6. Step 6: Final answer
    x = 10,635,147.88

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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.