Home / 7,127,516.29-9,836,180.01-4,029,973.15

Finding the Fourth Proportional to 7,127,516.29, 9,836,180.01 and 4,029,973.15

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Solution

The fourth proportional to 7,127,516.29, 9,836,180.01 and 4,029,973.15 is: 5,561,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,516.29 : 9,836,180.01 = 4,029,973.15 : x
  2. Step 2: Convert to fraction form
    7,127,516.29/9,836,180.01 = 4,029,973.15/x
  3. Step 3: Cross multiply
    7,127,516.29x = 9,836,180.01 × 4,029,973.15
  4. Step 4: Simplify right side
    7,127,516.29x = 39,639,541,318,716.87
  5. Step 5: Solve for x
    x = 39,639,541,318,716.87/7,127,516.29
  6. Step 6: Final answer
    x = 5,561,480.28

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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.