Home / 17,619,645.40-26,429,468.10-6,261,242.20

Finding the Fourth Proportional to 17,619,645.40, 26,429,468.10 and 6,261,242.20

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Solution

The fourth proportional to 17,619,645.40, 26,429,468.10 and 6,261,242.20 is: 9,391,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619,645.40 : 26,429,468.10 = 6,261,242.20 : x
  2. Step 2: Convert to fraction form
    17,619,645.40/26,429,468.10 = 6,261,242.20/x
  3. Step 3: Cross multiply
    17,619,645.40x = 26,429,468.10 × 6,261,242.20
  4. Step 4: Simplify right side
    17,619,645.40x = 165,481,300,991,273.84
  5. Step 5: Solve for x
    x = 165,481,300,991,273.84/17,619,645.40
  6. Step 6: Final answer
    x = 9,391,863.30

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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.