Home / 71,009,213.60-106,513,820.40-36,571,836.80

Finding the Fourth Proportional to 71,009,213.60, 106,513,820.40 and 36,571,836.80

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Solution

The fourth proportional to 71,009,213.60, 106,513,820.40 and 36,571,836.80 is: 54,857,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,009,213.60 : 106,513,820.40 = 36,571,836.80 : x
  2. Step 2: Convert to fraction form
    71,009,213.60/106,513,820.40 = 36,571,836.80/x
  3. Step 3: Cross multiply
    71,009,213.60x = 106,513,820.40 × 36,571,836.80
  4. Step 4: Simplify right side
    71,009,213.60x = 3,895,406,056,613,310.50
  5. Step 5: Solve for x
    x = 3,895,406,056,613,310.50/71,009,213.60
  6. Step 6: Final answer
    x = 54,857,755.20

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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.