Home / 63,188,091.37-86,864,781.65-54,335,121.85

Finding the Fourth Proportional to 63,188,091.37, 86,864,781.65 and 54,335,121.85

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Solution

The fourth proportional to 63,188,091.37, 86,864,781.65 and 54,335,121.85 is: 74,694,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,188,091.37 : 86,864,781.65 = 54,335,121.85 : x
  2. Step 2: Convert to fraction form
    63,188,091.37/86,864,781.65 = 54,335,121.85/x
  3. Step 3: Cross multiply
    63,188,091.37x = 86,864,781.65 × 54,335,121.85
  4. Step 4: Simplify right side
    63,188,091.37x = 4,719,808,495,426,395
  5. Step 5: Solve for x
    x = 4,719,808,495,426,395/63,188,091.37
  6. Step 6: Final answer
    x = 74,694,588.70

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.