Home / 40,891,146.30-61,370,180.55-40,572,281.70

Finding the Fourth Proportional to 40,891,146.30, 61,370,180.55 and 40,572,281.70

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Solution

The fourth proportional to 40,891,146.30, 61,370,180.55 and 40,572,281.70 is: 60,891,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,891,146.30 : 61,370,180.55 = 40,572,281.70 : x
  2. Step 2: Convert to fraction form
    40,891,146.30/61,370,180.55 = 40,572,281.70/x
  3. Step 3: Cross multiply
    40,891,146.30x = 61,370,180.55 × 40,572,281.70
  4. Step 4: Simplify right side
    40,891,146.30x = 2,489,928,253,254,461
  5. Step 5: Solve for x
    x = 2,489,928,253,254,461/40,891,146.30
  6. Step 6: Final answer
    x = 60,891,622.72

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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.