Home / 20,413,514.40-30,665,890.80-17,054,282.40

Finding the Fourth Proportional to 20,413,514.40, 30,665,890.80 and 17,054,282.40

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Solution

The fourth proportional to 20,413,514.40, 30,665,890.80 and 17,054,282.40 is: 25,619,535.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413,514.40 : 30,665,890.80 = 17,054,282.40 : x
  2. Step 2: Convert to fraction form
    20,413,514.40/30,665,890.80 = 17,054,282.40/x
  3. Step 3: Cross multiply
    20,413,514.40x = 30,665,890.80 × 17,054,282.40
  4. Step 4: Simplify right side
    20,413,514.40x = 522,984,761,750,761.88
  5. Step 5: Solve for x
    x = 522,984,761,750,761.88/20,413,514.40
  6. Step 6: Final answer
    x = 25,619,535.74

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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.