Home / 18,144,981.80-27,217,472.70-5,364,348.20

Finding the Fourth Proportional to 18,144,981.80, 27,217,472.70 and 5,364,348.20

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Solution

The fourth proportional to 18,144,981.80, 27,217,472.70 and 5,364,348.20 is: 8,046,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,981.80 : 27,217,472.70 = 5,364,348.20 : x
  2. Step 2: Convert to fraction form
    18,144,981.80/27,217,472.70 = 5,364,348.20/x
  3. Step 3: Cross multiply
    18,144,981.80x = 27,217,472.70 × 5,364,348.20
  4. Step 4: Simplify right side
    18,144,981.80x = 146,004,000,686,794.16
  5. Step 5: Solve for x
    x = 146,004,000,686,794.16/18,144,981.80
  6. Step 6: Final answer
    x = 8,046,522.30

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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.