Home / 8,984,625.62-12,400,987.56-5,119,431.17

Finding the Fourth Proportional to 8,984,625.62, 12,400,987.56 and 5,119,431.17

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Solution

The fourth proportional to 8,984,625.62, 12,400,987.56 and 5,119,431.17 is: 7,066,070.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984,625.62 : 12,400,987.56 = 5,119,431.17 : x
  2. Step 2: Convert to fraction form
    8,984,625.62/12,400,987.56 = 5,119,431.17/x
  3. Step 3: Cross multiply
    8,984,625.62x = 12,400,987.56 × 5,119,431.17
  4. Step 4: Simplify right side
    8,984,625.62x = 63,486,002,253,446.25
  5. Step 5: Solve for x
    x = 63,486,002,253,446.25/8,984,625.62
  6. Step 6: Final answer
    x = 7,066,070.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.