Home / 5,156,679.64-7,115,801.36-2,981,363.00

Finding the Fourth Proportional to 5,156,679.64, 7,115,801.36 and 2,981,363.00

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Solution

The fourth proportional to 5,156,679.64, 7,115,801.36 and 2,981,363.00 is: 4,114,040.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156,679.64 : 7,115,801.36 = 2,981,363.00 : x
  2. Step 2: Convert to fraction form
    5,156,679.64/7,115,801.36 = 2,981,363.00/x
  3. Step 3: Cross multiply
    5,156,679.64x = 7,115,801.36 × 2,981,363.00
  4. Step 4: Simplify right side
    5,156,679.64x = 21,214,786,915,296.59
  5. Step 5: Solve for x
    x = 21,214,786,915,296.59/5,156,679.64
  6. Step 6: Final answer
    x = 4,114,040.12

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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.