Home / 17,419,973.77-26,128,272.20-5,289,543.85

Finding the Fourth Proportional to 17,419,973.77, 26,128,272.20 and 5,289,543.85

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Solution

The fourth proportional to 17,419,973.77, 26,128,272.20 and 5,289,543.85 is: 7,933,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419,973.77 : 26,128,272.20 = 5,289,543.85 : x
  2. Step 2: Convert to fraction form
    17,419,973.77/26,128,272.20 = 5,289,543.85/x
  3. Step 3: Cross multiply
    17,419,973.77x = 26,128,272.20 × 5,289,543.85
  4. Step 4: Simplify right side
    17,419,973.77x = 138,206,641,469,443.62
  5. Step 5: Solve for x
    x = 138,206,641,469,443.62/17,419,973.77
  6. Step 6: Final answer
    x = 7,933,803.08

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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.