Home / 12,251,706.40-18,377,559.60-11,754,042.40

Finding the Fourth Proportional to 12,251,706.40, 18,377,559.60 and 11,754,042.40

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Solution

The fourth proportional to 12,251,706.40, 18,377,559.60 and 11,754,042.40 is: 17,631,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,706.40 : 18,377,559.60 = 11,754,042.40 : x
  2. Step 2: Convert to fraction form
    12,251,706.40/18,377,559.60 = 11,754,042.40/x
  3. Step 3: Cross multiply
    12,251,706.40x = 18,377,559.60 × 11,754,042.40
  4. Step 4: Simplify right side
    12,251,706.40x = 216,010,614,746,927.06
  5. Step 5: Solve for x
    x = 216,010,614,746,927.06/12,251,706.40
  6. Step 6: Final answer
    x = 17,631,063.60

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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.