Home / 71,140,437.59-98,135,933.88-43,271,671.55

Finding the Fourth Proportional to 71,140,437.59, 98,135,933.88 and 43,271,671.55

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Solution

The fourth proportional to 71,140,437.59, 98,135,933.88 and 43,271,671.55 is: 59,691,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,140,437.59 : 98,135,933.88 = 43,271,671.55 : x
  2. Step 2: Convert to fraction form
    71,140,437.59/98,135,933.88 = 43,271,671.55/x
  3. Step 3: Cross multiply
    71,140,437.59x = 98,135,933.88 × 43,271,671.55
  4. Step 4: Simplify right side
    71,140,437.59x = 4,246,505,897,617,197.50
  5. Step 5: Solve for x
    x = 4,246,505,897,617,197.50/71,140,437.59
  6. Step 6: Final answer
    x = 59,691,872.05

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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.