Home / 17,985,660.19-26,978,719.92-5,206,177.19

Finding the Fourth Proportional to 17,985,660.19, 26,978,719.92 and 5,206,177.19

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Solution

The fourth proportional to 17,985,660.19, 26,978,719.92 and 5,206,177.19 is: 7,809,332.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985,660.19 : 26,978,719.92 = 5,206,177.19 : x
  2. Step 2: Convert to fraction form
    17,985,660.19/26,978,719.92 = 5,206,177.19/x
  3. Step 3: Cross multiply
    17,985,660.19x = 26,978,719.92 × 5,206,177.19
  4. Step 4: Simplify right side
    17,985,660.19x = 140,455,996,310,826.27
  5. Step 5: Solve for x
    x = 140,455,996,310,826.27/17,985,660.19
  6. Step 6: Final answer
    x = 7,809,332.26

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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.