Home / 8,178,307.97-12,267,429.14-3,061,121.63

Finding the Fourth Proportional to 8,178,307.97, 12,267,429.14 and 3,061,121.63

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Solution

The fourth proportional to 8,178,307.97, 12,267,429.14 and 3,061,121.63 is: 4,591,670.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,307.97 : 12,267,429.14 = 3,061,121.63 : x
  2. Step 2: Convert to fraction form
    8,178,307.97/12,267,429.14 = 3,061,121.63/x
  3. Step 3: Cross multiply
    8,178,307.97x = 12,267,429.14 × 3,061,121.63
  4. Step 4: Simplify right side
    8,178,307.97x = 37,552,092,631,261.95
  5. Step 5: Solve for x
    x = 37,552,092,631,261.95/8,178,307.97
  6. Step 6: Final answer
    x = 4,591,670.16

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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.