Home / 18,750,682.92-28,266,564.60-17,500,758.66

Finding the Fourth Proportional to 18,750,682.92, 28,266,564.60 and 17,500,758.66

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Solution

The fourth proportional to 18,750,682.92, 28,266,564.60 and 17,500,758.66 is: 26,382,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,750,682.92 : 28,266,564.60 = 17,500,758.66 : x
  2. Step 2: Convert to fraction form
    18,750,682.92/28,266,564.60 = 17,500,758.66/x
  3. Step 3: Cross multiply
    18,750,682.92x = 28,266,564.60 × 17,500,758.66
  4. Step 4: Simplify right side
    18,750,682.92x = 494,686,325,211,899.44
  5. Step 5: Solve for x
    x = 494,686,325,211,899.44/18,750,682.92
  6. Step 6: Final answer
    x = 26,382,309.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.