Home / 17,939,117.20-26,904,301.80-5,158,289.20

Finding the Fourth Proportional to 17,939,117.20, 26,904,301.80 and 5,158,289.20

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Solution

The fourth proportional to 17,939,117.20, 26,904,301.80 and 5,158,289.20 is: 7,736,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939,117.20 : 26,904,301.80 = 5,158,289.20 : x
  2. Step 2: Convert to fraction form
    17,939,117.20/26,904,301.80 = 5,158,289.20/x
  3. Step 3: Cross multiply
    17,939,117.20x = 26,904,301.80 × 5,158,289.20
  4. Step 4: Simplify right side
    17,939,117.20x = 138,780,169,408,480.56
  5. Step 5: Solve for x
    x = 138,780,169,408,480.56/17,939,117.20
  6. Step 6: Final answer
    x = 7,736,176.08

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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.