Home / 7,164,714.92-9,887,306.82-3,901,528.40

Finding the Fourth Proportional to 7,164,714.92, 9,887,306.82 and 3,901,528.40

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Solution

The fourth proportional to 7,164,714.92, 9,887,306.82 and 3,901,528.40 is: 5,384,109.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,714.92 : 9,887,306.82 = 3,901,528.40 : x
  2. Step 2: Convert to fraction form
    7,164,714.92/9,887,306.82 = 3,901,528.40/x
  3. Step 3: Cross multiply
    7,164,714.92x = 9,887,306.82 × 3,901,528.40
  4. Step 4: Simplify right side
    7,164,714.92x = 38,575,608,357,743.69
  5. Step 5: Solve for x
    x = 38,575,608,357,743.69/7,164,714.92
  6. Step 6: Final answer
    x = 5,384,109.32

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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.