Home / 61,140,983.20-91,676,307.80-36,573,449.92

Finding the Fourth Proportional to 61,140,983.20, 91,676,307.80 and 36,573,449.92

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Solution

The fourth proportional to 61,140,983.20, 91,676,307.80 and 36,573,449.92 is: 54,839,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,140,983.20 : 91,676,307.80 = 36,573,449.92 : x
  2. Step 2: Convert to fraction form
    61,140,983.20/91,676,307.80 = 36,573,449.92/x
  3. Step 3: Cross multiply
    61,140,983.20x = 91,676,307.80 × 36,573,449.92
  4. Step 4: Simplify right side
    61,140,983.20x = 3,352,918,852,173,805.50
  5. Step 5: Solve for x
    x = 3,352,918,852,173,805.50/61,140,983.20
  6. Step 6: Final answer
    x = 54,839,138.61

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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.