Home / 15,028,777.29-20,739,076.26-8,502,517.79

Finding the Fourth Proportional to 15,028,777.29, 20,739,076.26 and 8,502,517.79

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Solution

The fourth proportional to 15,028,777.29, 20,739,076.26 and 8,502,517.79 is: 11,733,114.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028,777.29 : 20,739,076.26 = 8,502,517.79 : x
  2. Step 2: Convert to fraction form
    15,028,777.29/20,739,076.26 = 8,502,517.79/x
  3. Step 3: Cross multiply
    15,028,777.29x = 20,739,076.26 × 8,502,517.79
  4. Step 4: Simplify right side
    15,028,777.29x = 176,334,364,745,121.31
  5. Step 5: Solve for x
    x = 176,334,364,745,121.31/15,028,777.29
  6. Step 6: Final answer
    x = 11,733,114.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.