Home / 21,546,911.20-32,336,113.20-15,169,619.20

Finding the Fourth Proportional to 21,546,911.20, 32,336,113.20 and 15,169,619.20

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Solution

The fourth proportional to 21,546,911.20, 32,336,113.20 and 15,169,619.20 is: 22,765,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,546,911.20 : 32,336,113.20 = 15,169,619.20 : x
  2. Step 2: Convert to fraction form
    21,546,911.20/32,336,113.20 = 15,169,619.20/x
  3. Step 3: Cross multiply
    21,546,911.20x = 32,336,113.20 × 15,169,619.20
  4. Step 4: Simplify right side
    21,546,911.20x = 490,526,523,652,093.38
  5. Step 5: Solve for x
    x = 490,526,523,652,093.38/21,546,911.20
  6. Step 6: Final answer
    x = 22,765,514.70

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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.