Home / 67,381,507.80-101,072,261.70-36,770,506.20

Finding the Fourth Proportional to 67,381,507.80, 101,072,261.70 and 36,770,506.20

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Solution

The fourth proportional to 67,381,507.80, 101,072,261.70 and 36,770,506.20 is: 55,155,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,381,507.80 : 101,072,261.70 = 36,770,506.20 : x
  2. Step 2: Convert to fraction form
    67,381,507.80/101,072,261.70 = 36,770,506.20/x
  3. Step 3: Cross multiply
    67,381,507.80x = 101,072,261.70 × 36,770,506.20
  4. Step 4: Simplify right side
    67,381,507.80x = 3,716,478,225,487,873
  5. Step 5: Solve for x
    x = 3,716,478,225,487,873/67,381,507.80
  6. Step 6: Final answer
    x = 55,155,759.30

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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.