Home / 17,939,116.70-26,904,301.05-5,158,288.70

Finding the Fourth Proportional to 17,939,116.70, 26,904,301.05 and 5,158,288.70

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Solution

The fourth proportional to 17,939,116.70, 26,904,301.05 and 5,158,288.70 is: 7,736,175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939,116.70 : 26,904,301.05 = 5,158,288.70 : x
  2. Step 2: Convert to fraction form
    17,939,116.70/26,904,301.05 = 5,158,288.70/x
  3. Step 3: Cross multiply
    17,939,116.70x = 26,904,301.05 × 5,158,288.70
  4. Step 4: Simplify right side
    17,939,116.70x = 138,780,152,087,613.14
  5. Step 5: Solve for x
    x = 138,780,152,087,613.14/17,939,116.70
  6. Step 6: Final answer
    x = 7,736,175.33

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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.