Home / 57,698,691.28-86,410,644.64-33,386,380.90

Finding the Fourth Proportional to 57,698,691.28, 86,410,644.64 and 33,386,380.90

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Solution

The fourth proportional to 57,698,691.28, 86,410,644.64 and 33,386,380.90 is: 50,000,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,698,691.28 : 86,410,644.64 = 33,386,380.90 : x
  2. Step 2: Convert to fraction form
    57,698,691.28/86,410,644.64 = 33,386,380.90/x
  3. Step 3: Cross multiply
    57,698,691.28x = 86,410,644.64 × 33,386,380.90
  4. Step 4: Simplify right side
    57,698,691.28x = 2,884,938,695,765,583.50
  5. Step 5: Solve for x
    x = 2,884,938,695,765,583.50/57,698,691.28
  6. Step 6: Final answer
    x = 50,000,071.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.