Home / 47,420,595.12-65,440,487.92-25,690,563.12

Finding the Fourth Proportional to 47,420,595.12, 65,440,487.92 and 25,690,563.12

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Solution

The fourth proportional to 47,420,595.12, 65,440,487.92 and 25,690,563.12 is: 35,453,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,420,595.12 : 65,440,487.92 = 25,690,563.12 : x
  2. Step 2: Convert to fraction form
    47,420,595.12/65,440,487.92 = 25,690,563.12/x
  3. Step 3: Cross multiply
    47,420,595.12x = 65,440,487.92 × 25,690,563.12
  4. Step 4: Simplify right side
    47,420,595.12x = 1,681,202,985,512,357.50
  5. Step 5: Solve for x
    x = 1,681,202,985,512,357.50/47,420,595.12
  6. Step 6: Final answer
    x = 35,453,013.22

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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.