Home / 15,443,286.12-21,294,175.59-9,854,013.96

Finding the Fourth Proportional to 15,443,286.12, 21,294,175.59 and 9,854,013.96

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Solution

The fourth proportional to 15,443,286.12, 21,294,175.59 and 9,854,013.96 is: 13,587,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443,286.12 : 21,294,175.59 = 9,854,013.96 : x
  2. Step 2: Convert to fraction form
    15,443,286.12/21,294,175.59 = 9,854,013.96/x
  3. Step 3: Cross multiply
    15,443,286.12x = 21,294,175.59 × 9,854,013.96
  4. Step 4: Simplify right side
    15,443,286.12x = 209,833,103,530,551.25
  5. Step 5: Solve for x
    x = 209,833,103,530,551.25/15,443,286.12
  6. Step 6: Final answer
    x = 13,587,335.10

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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.