Home / 71,140,438.59-98,135,935.26-43,271,672.55

Finding the Fourth Proportional to 71,140,438.59, 98,135,935.26 and 43,271,672.55

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Solution

The fourth proportional to 71,140,438.59, 98,135,935.26 and 43,271,672.55 is: 59,691,873.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,140,438.59 : 98,135,935.26 = 43,271,672.55 : x
  2. Step 2: Convert to fraction form
    71,140,438.59/98,135,935.26 = 43,271,672.55/x
  3. Step 3: Cross multiply
    71,140,438.59x = 98,135,935.26 × 43,271,672.55
  4. Step 4: Simplify right side
    71,140,438.59x = 4,246,506,055,958,719
  5. Step 5: Solve for x
    x = 4,246,506,055,958,719/71,140,438.59
  6. Step 6: Final answer
    x = 59,691,873.43

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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.