Home / 9,087,955.20-13,608,313.20-7,182,640.80

Finding the Fourth Proportional to 9,087,955.20, 13,608,313.20 and 7,182,640.80

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Solution

The fourth proportional to 9,087,955.20, 13,608,313.20 and 7,182,640.80 is: 10,755,293.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087,955.20 : 13,608,313.20 = 7,182,640.80 : x
  2. Step 2: Convert to fraction form
    9,087,955.20/13,608,313.20 = 7,182,640.80/x
  3. Step 3: Cross multiply
    9,087,955.20x = 13,608,313.20 × 7,182,640.80
  4. Step 4: Simplify right side
    9,087,955.20x = 97,743,625,609,498.55
  5. Step 5: Solve for x
    x = 97,743,625,609,498.55/9,087,955.20
  6. Step 6: Final answer
    x = 10,755,293.51

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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.