Home / 27,227,316.30-40,840,974.45-21,062,600.70

Finding the Fourth Proportional to 27,227,316.30, 40,840,974.45 and 21,062,600.70

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Solution

The fourth proportional to 27,227,316.30, 40,840,974.45 and 21,062,600.70 is: 31,593,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,227,316.30 : 40,840,974.45 = 21,062,600.70 : x
  2. Step 2: Convert to fraction form
    27,227,316.30/40,840,974.45 = 21,062,600.70/x
  3. Step 3: Cross multiply
    27,227,316.30x = 40,840,974.45 × 21,062,600.70
  4. Step 4: Simplify right side
    27,227,316.30x = 860,217,137,039,252.12
  5. Step 5: Solve for x
    x = 860,217,137,039,252.12/27,227,316.30
  6. Step 6: Final answer
    x = 31,593,901.05

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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.