Home / 20,224,814.20-30,337,221.30-17,705,390.20

Finding the Fourth Proportional to 20,224,814.20, 30,337,221.30 and 17,705,390.20

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Solution

The fourth proportional to 20,224,814.20, 30,337,221.30 and 17,705,390.20 is: 26,558,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224,814.20 : 30,337,221.30 = 17,705,390.20 : x
  2. Step 2: Convert to fraction form
    20,224,814.20/30,337,221.30 = 17,705,390.20/x
  3. Step 3: Cross multiply
    20,224,814.20x = 30,337,221.30 × 17,705,390.20
  4. Step 4: Simplify right side
    20,224,814.20x = 537,132,340,700,251.25
  5. Step 5: Solve for x
    x = 537,132,340,700,251.25/20,224,814.20
  6. Step 6: Final answer
    x = 26,558,085.30

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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.