Home / 7,230,932.62-9,959,531.52-5,389,489.58

Finding the Fourth Proportional to 7,230,932.62, 9,959,531.52 and 5,389,489.58

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Solution

The fourth proportional to 7,230,932.62, 9,959,531.52 and 5,389,489.58 is: 7,423,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230,932.62 : 9,959,531.52 = 5,389,489.58 : x
  2. Step 2: Convert to fraction form
    7,230,932.62/9,959,531.52 = 5,389,489.58/x
  3. Step 3: Cross multiply
    7,230,932.62x = 9,959,531.52 × 5,389,489.58
  4. Step 4: Simplify right side
    7,230,932.62x = 53,676,791,348,721.56
  5. Step 5: Solve for x
    x = 53,676,791,348,721.56/7,230,932.62
  6. Step 6: Final answer
    x = 7,423,218.30

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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.