Home / 7,418,389.14-10,232,265.71-5,217,918.93

Finding the Fourth Proportional to 7,418,389.14, 10,232,265.71 and 5,217,918.93

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Solution

The fourth proportional to 7,418,389.14, 10,232,265.71 and 5,217,918.93 is: 7,197,132.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,389.14 : 10,232,265.71 = 5,217,918.93 : x
  2. Step 2: Convert to fraction form
    7,418,389.14/10,232,265.71 = 5,217,918.93/x
  3. Step 3: Cross multiply
    7,418,389.14x = 10,232,265.71 × 5,217,918.93
  4. Step 4: Simplify right side
    7,418,389.14x = 53,391,132,918,909.30
  5. Step 5: Solve for x
    x = 53,391,132,918,909.30/7,418,389.14
  6. Step 6: Final answer
    x = 7,197,132.95

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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.