Home / 9,917,585.35-13,685,517.34-5,565,830.90

Finding the Fourth Proportional to 9,917,585.35, 13,685,517.34 and 5,565,830.90

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Solution

The fourth proportional to 9,917,585.35, 13,685,517.34 and 5,565,830.90 is: 7,680,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917,585.35 : 13,685,517.34 = 5,565,830.90 : x
  2. Step 2: Convert to fraction form
    9,917,585.35/13,685,517.34 = 5,565,830.90/x
  3. Step 3: Cross multiply
    9,917,585.35x = 13,685,517.34 × 5,565,830.90
  4. Step 4: Simplify right side
    9,917,585.35x = 76,171,275,292,332.97
  5. Step 5: Solve for x
    x = 76,171,275,292,332.97/9,917,585.35
  6. Step 6: Final answer
    x = 7,680,425.49

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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.