Home / 9,853,857.43-13,599,470.57-8,197,077.83

Finding the Fourth Proportional to 9,853,857.43, 13,599,470.57 and 8,197,077.83

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Solution

The fourth proportional to 9,853,857.43, 13,599,470.57 and 8,197,077.83 is: 11,312,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853,857.43 : 13,599,470.57 = 8,197,077.83 : x
  2. Step 2: Convert to fraction form
    9,853,857.43/13,599,470.57 = 8,197,077.83/x
  3. Step 3: Cross multiply
    9,853,857.43x = 13,599,470.57 × 8,197,077.83
  4. Step 4: Simplify right side
    9,853,857.43x = 111,475,918,600,101.72
  5. Step 5: Solve for x
    x = 111,475,918,600,101.72/9,853,857.43
  6. Step 6: Final answer
    x = 11,312,921.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.