Home / 67,551,405.46-101,290,696.10-36,443,741.78

Finding the Fourth Proportional to 67,551,405.46, 101,290,696.10 and 36,443,741.78

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Solution

The fourth proportional to 67,551,405.46, 101,290,696.10 and 36,443,741.78 is: 54,645,968.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,551,405.46 : 101,290,696.10 = 36,443,741.78 : x
  2. Step 2: Convert to fraction form
    67,551,405.46/101,290,696.10 = 36,443,741.78/x
  3. Step 3: Cross multiply
    67,551,405.46x = 101,290,696.10 × 36,443,741.78
  4. Step 4: Simplify right side
    67,551,405.46x = 3,691,411,973,384,853
  5. Step 5: Solve for x
    x = 3,691,411,973,384,853/67,551,405.46
  6. Step 6: Final answer
    x = 54,645,968.48

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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.