Home / 55,323,331.60-82,984,997.40-53,729,008.60

Finding the Fourth Proportional to 55,323,331.60, 82,984,997.40 and 53,729,008.60

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Solution

The fourth proportional to 55,323,331.60, 82,984,997.40 and 53,729,008.60 is: 80,593,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,323,331.60 : 82,984,997.40 = 53,729,008.60 : x
  2. Step 2: Convert to fraction form
    55,323,331.60/82,984,997.40 = 53,729,008.60/x
  3. Step 3: Cross multiply
    55,323,331.60x = 82,984,997.40 × 53,729,008.60
  4. Step 4: Simplify right side
    55,323,331.60x = 4,458,701,638,975,578
  5. Step 5: Solve for x
    x = 4,458,701,638,975,578/55,323,331.60
  6. Step 6: Final answer
    x = 80,593,512.90

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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.