Home / 9,513,383.46-13,128,504.87-5,162,470.66

Finding the Fourth Proportional to 9,513,383.46, 13,128,504.87 and 5,162,470.66

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Solution

The fourth proportional to 9,513,383.46, 13,128,504.87 and 5,162,470.66 is: 7,124,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,383.46 : 13,128,504.87 = 5,162,470.66 : x
  2. Step 2: Convert to fraction form
    9,513,383.46/13,128,504.87 = 5,162,470.66/x
  3. Step 3: Cross multiply
    9,513,383.46x = 13,128,504.87 × 5,162,470.66
  4. Step 4: Simplify right side
    9,513,383.46x = 67,775,521,201,042.11
  5. Step 5: Solve for x
    x = 67,775,521,201,042.11/9,513,383.46
  6. Step 6: Final answer
    x = 7,124,228.88

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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.