Home / 9,513,382.46-13,128,503.49-5,162,469.66

Finding the Fourth Proportional to 9,513,382.46, 13,128,503.49 and 5,162,469.66

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Solution

The fourth proportional to 9,513,382.46, 13,128,503.49 and 5,162,469.66 is: 7,124,227.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,382.46 : 13,128,503.49 = 5,162,469.66 : x
  2. Step 2: Convert to fraction form
    9,513,382.46/13,128,503.49 = 5,162,469.66/x
  3. Step 3: Cross multiply
    9,513,382.46x = 13,128,503.49 × 5,162,469.66
  4. Step 4: Simplify right side
    9,513,382.46x = 67,775,500,922,516.77
  5. Step 5: Solve for x
    x = 67,775,500,922,516.77/9,513,382.46
  6. Step 6: Final answer
    x = 7,124,227.50

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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.