Home / 7,924,697.60-11,887,046.40-5,088,012.80

Finding the Fourth Proportional to 7,924,697.60, 11,887,046.40 and 5,088,012.80

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Solution

The fourth proportional to 7,924,697.60, 11,887,046.40 and 5,088,012.80 is: 7,632,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924,697.60 : 11,887,046.40 = 5,088,012.80 : x
  2. Step 2: Convert to fraction form
    7,924,697.60/11,887,046.40 = 5,088,012.80/x
  3. Step 3: Cross multiply
    7,924,697.60x = 11,887,046.40 × 5,088,012.80
  4. Step 4: Simplify right side
    7,924,697.60x = 60,481,444,237,393.92
  5. Step 5: Solve for x
    x = 60,481,444,237,393.92/7,924,697.60
  6. Step 6: Final answer
    x = 7,632,019.20

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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.