Home / 20,548,402.04-30,798,730.74-7,760,770.04

Finding the Fourth Proportional to 20,548,402.04, 30,798,730.74 and 7,760,770.04

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Solution

The fourth proportional to 20,548,402.04, 30,798,730.74 and 7,760,770.04 is: 11,632,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,548,402.04 : 30,798,730.74 = 7,760,770.04 : x
  2. Step 2: Convert to fraction form
    20,548,402.04/30,798,730.74 = 7,760,770.04/x
  3. Step 3: Cross multiply
    20,548,402.04x = 30,798,730.74 × 7,760,770.04
  4. Step 4: Simplify right side
    20,548,402.04x = 239,021,866,797,019.03
  5. Step 5: Solve for x
    x = 239,021,866,797,019.03/20,548,402.04
  6. Step 6: Final answer
    x = 11,632,138.90

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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.