Home / 5,101,957.11-7,040,700.56-2,810,117.91

Finding the Fourth Proportional to 5,101,957.11, 7,040,700.56 and 2,810,117.91

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Solution

The fourth proportional to 5,101,957.11, 7,040,700.56 and 2,810,117.91 is: 3,877,962.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,957.11 : 7,040,700.56 = 2,810,117.91 : x
  2. Step 2: Convert to fraction form
    5,101,957.11/7,040,700.56 = 2,810,117.91/x
  3. Step 3: Cross multiply
    5,101,957.11x = 7,040,700.56 × 2,810,117.91
  4. Step 4: Simplify right side
    5,101,957.11x = 19,785,198,693,348.93
  5. Step 5: Solve for x
    x = 19,785,198,693,348.93/5,101,957.11
  6. Step 6: Final answer
    x = 3,877,962.57

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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.