Home / 71,140,445.10-98,135,944.23-43,271,679.06

Finding the Fourth Proportional to 71,140,445.10, 98,135,944.23 and 43,271,679.06

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Solution

The fourth proportional to 71,140,445.10, 98,135,944.23 and 43,271,679.06 is: 59,691,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,140,445.10 : 98,135,944.23 = 43,271,679.06 : x
  2. Step 2: Convert to fraction form
    71,140,445.10/98,135,944.23 = 43,271,679.06/x
  3. Step 3: Cross multiply
    71,140,445.10x = 98,135,944.23 × 43,271,679.06
  4. Step 4: Simplify right side
    71,140,445.10x = 4,246,507,082,970,619
  5. Step 5: Solve for x
    x = 4,246,507,082,970,619/71,140,445.10
  6. Step 6: Final answer
    x = 59,691,882.40

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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.