Home / 6,442,428.38-8,890,324.63-3,541,798.13

Finding the Fourth Proportional to 6,442,428.38, 8,890,324.63 and 3,541,798.13

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Solution

The fourth proportional to 6,442,428.38, 8,890,324.63 and 3,541,798.13 is: 4,887,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,428.38 : 8,890,324.63 = 3,541,798.13 : x
  2. Step 2: Convert to fraction form
    6,442,428.38/8,890,324.63 = 3,541,798.13/x
  3. Step 3: Cross multiply
    6,442,428.38x = 8,890,324.63 × 3,541,798.13
  4. Step 4: Simplify right side
    6,442,428.38x = 31,487,735,096,320.82
  5. Step 5: Solve for x
    x = 31,487,735,096,320.82/6,442,428.38
  6. Step 6: Final answer
    x = 4,887,556.88

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Double scale
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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.