Home / 16,720,620-25,074,911.52-5,787,839.04

Finding the Fourth Proportional to 16,720,620, 25,074,911.52 and 5,787,839.04

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Solution

The fourth proportional to 16,720,620, 25,074,911.52 and 5,787,839.04 is: 8,679,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720,620 : 25,074,911.52 = 5,787,839.04 : x
  2. Step 2: Convert to fraction form
    16,720,620/25,074,911.52 = 5,787,839.04/x
  3. Step 3: Cross multiply
    16,720,620x = 25,074,911.52 × 5,787,839.04
  4. Step 4: Simplify right side
    16,720,620x = 145,129,551,820,001.75
  5. Step 5: Solve for x
    x = 145,129,551,820,001.75/16,720,620
  6. Step 6: Final answer
    x = 8,679,675.26

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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.