Home / 18,521,276.60-27,782,964.68-5,743,597.88

Finding the Fourth Proportional to 18,521,276.60, 27,782,964.68 and 5,743,597.88

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Solution

The fourth proportional to 18,521,276.60, 27,782,964.68 and 5,743,597.88 is: 8,615,722.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521,276.60 : 27,782,964.68 = 5,743,597.88 : x
  2. Step 2: Convert to fraction form
    18,521,276.60/27,782,964.68 = 5,743,597.88/x
  3. Step 3: Cross multiply
    18,521,276.60x = 27,782,964.68 × 5,743,597.88
  4. Step 4: Simplify right side
    18,521,276.60x = 159,574,177,036,162.88
  5. Step 5: Solve for x
    x = 159,574,177,036,162.88/18,521,276.60
  6. Step 6: Final answer
    x = 8,615,722.37

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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.