Home / 44,189,416.09-66,280,034.37-20,840,805.29

Finding the Fourth Proportional to 44,189,416.09, 66,280,034.37 and 20,840,805.29

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Solution

The fourth proportional to 44,189,416.09, 66,280,034.37 and 20,840,805.29 is: 31,259,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,189,416.09 : 66,280,034.37 = 20,840,805.29 : x
  2. Step 2: Convert to fraction form
    44,189,416.09/66,280,034.37 = 20,840,805.29/x
  3. Step 3: Cross multiply
    44,189,416.09x = 66,280,034.37 × 20,840,805.29
  4. Step 4: Simplify right side
    44,189,416.09x = 1,381,329,290,753,977.75
  5. Step 5: Solve for x
    x = 1,381,329,290,753,977.75/44,189,416.09
  6. Step 6: Final answer
    x = 31,259,279.10

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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.