Home / 7,197,486-10,797,917.13-4,924,080.78

Finding the Fourth Proportional to 7,197,486, 10,797,917.13 and 4,924,080.78

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Solution

The fourth proportional to 7,197,486, 10,797,917.13 and 4,924,080.78 is: 7,387,276.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,486 : 10,797,917.13 = 4,924,080.78 : x
  2. Step 2: Convert to fraction form
    7,197,486/10,797,917.13 = 4,924,080.78/x
  3. Step 3: Cross multiply
    7,197,486x = 10,797,917.13 × 4,924,080.78
  4. Step 4: Simplify right side
    7,197,486x = 53,169,816,203,865.77
  5. Step 5: Solve for x
    x = 53,169,816,203,865.77/7,197,486
  6. Step 6: Final answer
    x = 7,387,276.09

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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.