Home / 91,887,645.60-126,805,801.24-50,636,014.16

Finding the Fourth Proportional to 91,887,645.60, 126,805,801.24 and 50,636,014.16

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Solution

The fourth proportional to 91,887,645.60, 126,805,801.24 and 50,636,014.16 is: 69,878,168.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,887,645.60 : 126,805,801.24 = 50,636,014.16 : x
  2. Step 2: Convert to fraction form
    91,887,645.60/126,805,801.24 = 50,636,014.16/x
  3. Step 3: Cross multiply
    91,887,645.60x = 126,805,801.24 × 50,636,014.16
  4. Step 4: Simplify right side
    91,887,645.60x = 6,420,940,347,158,785
  5. Step 5: Solve for x
    x = 6,420,940,347,158,785/91,887,645.60
  6. Step 6: Final answer
    x = 69,878,168.12

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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.