Home / 21,546,907.20-32,336,107.20-15,169,615.20

Finding the Fourth Proportional to 21,546,907.20, 32,336,107.20 and 15,169,615.20

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Solution

The fourth proportional to 21,546,907.20, 32,336,107.20 and 15,169,615.20 is: 22,765,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,546,907.20 : 32,336,107.20 = 15,169,615.20 : x
  2. Step 2: Convert to fraction form
    21,546,907.20/32,336,107.20 = 15,169,615.20/x
  3. Step 3: Cross multiply
    21,546,907.20x = 32,336,107.20 × 15,169,615.20
  4. Step 4: Simplify right side
    21,546,907.20x = 490,526,303,289,949.38
  5. Step 5: Solve for x
    x = 490,526,303,289,949.38/21,546,907.20
  6. Step 6: Final answer
    x = 22,765,508.70

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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.