Home / 26,352,713.16-39,378,013.29-20,086,137.90

Finding the Fourth Proportional to 26,352,713.16, 39,378,013.29 and 20,086,137.90

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Solution

The fourth proportional to 26,352,713.16, 39,378,013.29 and 20,086,137.90 is: 30,014,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,352,713.16 : 39,378,013.29 = 20,086,137.90 : x
  2. Step 2: Convert to fraction form
    26,352,713.16/39,378,013.29 = 20,086,137.90/x
  3. Step 3: Cross multiply
    26,352,713.16x = 39,378,013.29 × 20,086,137.90
  4. Step 4: Simplify right side
    26,352,713.16x = 790,952,205,170,972.62
  5. Step 5: Solve for x
    x = 790,952,205,170,972.62/26,352,713.16
  6. Step 6: Final answer
    x = 30,014,071.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.