Home / 6,412,579.89-9,625,351.32-5,687,854.80

Finding the Fourth Proportional to 6,412,579.89, 9,625,351.32 and 5,687,854.80

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Solution

The fourth proportional to 6,412,579.89, 9,625,351.32 and 5,687,854.80 is: 8,537,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412,579.89 : 9,625,351.32 = 5,687,854.80 : x
  2. Step 2: Convert to fraction form
    6,412,579.89/9,625,351.32 = 5,687,854.80/x
  3. Step 3: Cross multiply
    6,412,579.89x = 9,625,351.32 × 5,687,854.80
  4. Step 4: Simplify right side
    6,412,579.89x = 54,747,600,707,148.34
  5. Step 5: Solve for x
    x = 54,747,600,707,148.34/6,412,579.89
  6. Step 6: Final answer
    x = 8,537,531.17

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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.