Home / 7,188,820.80-10,779,294.60-2,924,170.80

Finding the Fourth Proportional to 7,188,820.80, 10,779,294.60 and 2,924,170.80

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Solution

The fourth proportional to 7,188,820.80, 10,779,294.60 and 2,924,170.80 is: 4,384,654.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,820.80 : 10,779,294.60 = 2,924,170.80 : x
  2. Step 2: Convert to fraction form
    7,188,820.80/10,779,294.60 = 2,924,170.80/x
  3. Step 3: Cross multiply
    7,188,820.80x = 10,779,294.60 × 2,924,170.80
  4. Step 4: Simplify right side
    7,188,820.80x = 31,520,498,513,917.68
  5. Step 5: Solve for x
    x = 31,520,498,513,917.68/7,188,820.80
  6. Step 6: Final answer
    x = 4,384,654.92

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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.