Home / 26,606,632.80-39,810,301.20-18,947,983.20

Finding the Fourth Proportional to 26,606,632.80, 39,810,301.20 and 18,947,983.20

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Solution

The fourth proportional to 26,606,632.80, 39,810,301.20 and 18,947,983.20 is: 28,351,010.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606,632.80 : 39,810,301.20 = 18,947,983.20 : x
  2. Step 2: Convert to fraction form
    26,606,632.80/39,810,301.20 = 18,947,983.20/x
  3. Step 3: Cross multiply
    26,606,632.80x = 39,810,301.20 × 18,947,983.20
  4. Step 4: Simplify right side
    26,606,632.80x = 754,324,918,324,539.88
  5. Step 5: Solve for x
    x = 754,324,918,324,539.88/26,606,632.80
  6. Step 6: Final answer
    x = 28,351,010.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.