Home / 20,598,034.20-30,897,051.30-11,976,880.20

Finding the Fourth Proportional to 20,598,034.20, 30,897,051.30 and 11,976,880.20

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Solution

The fourth proportional to 20,598,034.20, 30,897,051.30 and 11,976,880.20 is: 17,965,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,598,034.20 : 30,897,051.30 = 11,976,880.20 : x
  2. Step 2: Convert to fraction form
    20,598,034.20/30,897,051.30 = 11,976,880.20/x
  3. Step 3: Cross multiply
    20,598,034.20x = 30,897,051.30 × 11,976,880.20
  4. Step 4: Simplify right side
    20,598,034.20x = 370,050,281,953,354.25
  5. Step 5: Solve for x
    x = 370,050,281,953,354.25/20,598,034.20
  6. Step 6: Final answer
    x = 17,965,320.30

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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.