Home / 5,639,149.52-7,782,032.64-3,060,829.61

Finding the Fourth Proportional to 5,639,149.52, 7,782,032.64 and 3,060,829.61

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Solution

The fourth proportional to 5,639,149.52, 7,782,032.64 and 3,060,829.61 is: 4,223,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,639,149.52 : 7,782,032.64 = 3,060,829.61 : x
  2. Step 2: Convert to fraction form
    5,639,149.52/7,782,032.64 = 3,060,829.61/x
  3. Step 3: Cross multiply
    5,639,149.52x = 7,782,032.64 × 3,060,829.61
  4. Step 4: Simplify right side
    5,639,149.52x = 23,819,475,930,498.47
  5. Step 5: Solve for x
    x = 23,819,475,930,498.47/5,639,149.52
  6. Step 6: Final answer
    x = 4,223,948.28

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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.