Home / 54,874,708.20-82,312,062.30-18,470,999.70

Finding the Fourth Proportional to 54,874,708.20, 82,312,062.30 and 18,470,999.70

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Solution

The fourth proportional to 54,874,708.20, 82,312,062.30 and 18,470,999.70 is: 27,706,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,874,708.20 : 82,312,062.30 = 18,470,999.70 : x
  2. Step 2: Convert to fraction form
    54,874,708.20/82,312,062.30 = 18,470,999.70/x
  3. Step 3: Cross multiply
    54,874,708.20x = 82,312,062.30 × 18,470,999.70
  4. Step 4: Simplify right side
    54,874,708.20x = 1,520,386,078,049,681.25
  5. Step 5: Solve for x
    x = 1,520,386,078,049,681.25/54,874,708.20
  6. Step 6: Final answer
    x = 27,706,499.55

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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.