Home / 18,770,083.43-28,165,775.76-10,134,068.76

Finding the Fourth Proportional to 18,770,083.43, 28,165,775.76 and 10,134,068.76

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Solution

The fourth proportional to 18,770,083.43, 28,165,775.76 and 10,134,068.76 is: 15,206,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,770,083.43 : 28,165,775.76 = 10,134,068.76 : x
  2. Step 2: Convert to fraction form
    18,770,083.43/28,165,775.76 = 10,134,068.76/x
  3. Step 3: Cross multiply
    18,770,083.43x = 28,165,775.76 × 10,134,068.76
  4. Step 4: Simplify right side
    18,770,083.43x = 285,433,908,230,581.25
  5. Step 5: Solve for x
    x = 285,433,908,230,581.25/18,770,083.43
  6. Step 6: Final answer
    x = 15,206,853.47

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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.