Home / 27,098,246.16-40,640,860.92-12,511,150.35

Finding the Fourth Proportional to 27,098,246.16, 40,640,860.92 and 12,511,150.35

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Solution

The fourth proportional to 27,098,246.16, 40,640,860.92 and 12,511,150.35 is: 18,763,720.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,098,246.16 : 40,640,860.92 = 12,511,150.35 : x
  2. Step 2: Convert to fraction form
    27,098,246.16/40,640,860.92 = 12,511,150.35/x
  3. Step 3: Cross multiply
    27,098,246.16x = 40,640,860.92 × 12,511,150.35
  4. Step 4: Simplify right side
    27,098,246.16x = 508,463,921,323,559.31
  5. Step 5: Solve for x
    x = 508,463,921,323,559.31/27,098,246.16
  6. Step 6: Final answer
    x = 18,763,720.66

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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.