Home / 7,315,213.60-10,972,820.40-4,764,296.80

Finding the Fourth Proportional to 7,315,213.60, 10,972,820.40 and 4,764,296.80

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Solution

The fourth proportional to 7,315,213.60, 10,972,820.40 and 4,764,296.80 is: 7,146,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,213.60 : 10,972,820.40 = 4,764,296.80 : x
  2. Step 2: Convert to fraction form
    7,315,213.60/10,972,820.40 = 4,764,296.80/x
  3. Step 3: Cross multiply
    7,315,213.60x = 10,972,820.40 × 4,764,296.80
  4. Step 4: Simplify right side
    7,315,213.60x = 52,277,773,118,694.72
  5. Step 5: Solve for x
    x = 52,277,773,118,694.72/7,315,213.60
  6. Step 6: Final answer
    x = 7,146,445.20

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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.