Home / 34,279,604.56-51,419,708.25-8,720,641

Finding the Fourth Proportional to 34,279,604.56, 51,419,708.25 and 8,720,641

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Solution

The fourth proportional to 34,279,604.56, 51,419,708.25 and 8,720,641 is: 13,081,038.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279,604.56 : 51,419,708.25 = 8,720,641 : x
  2. Step 2: Convert to fraction form
    34,279,604.56/51,419,708.25 = 8,720,641/x
  3. Step 3: Cross multiply
    34,279,604.56x = 51,419,708.25 × 8,720,641
  4. Step 4: Simplify right side
    34,279,604.56x = 448,412,815,972,988.25
  5. Step 5: Solve for x
    x = 448,412,815,972,988.25/34,279,604.56
  6. Step 6: Final answer
    x = 13,081,038.18

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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.