Home / 18,306,081.10-27,459,121.65-4,659,201.10

Finding the Fourth Proportional to 18,306,081.10, 27,459,121.65 and 4,659,201.10

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Solution

The fourth proportional to 18,306,081.10, 27,459,121.65 and 4,659,201.10 is: 6,988,801.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,081.10 : 27,459,121.65 = 4,659,201.10 : x
  2. Step 2: Convert to fraction form
    18,306,081.10/27,459,121.65 = 4,659,201.10/x
  3. Step 3: Cross multiply
    18,306,081.10x = 27,459,121.65 × 4,659,201.10
  4. Step 4: Simplify right side
    18,306,081.10x = 127,937,569,796,713.80
  5. Step 5: Solve for x
    x = 127,937,569,796,713.80/18,306,081.10
  6. Step 6: Final answer
    x = 6,988,801.65

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Similar ratio
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1.5x scale

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.