Home / 22,186,849.08-30,619,034.46-12,397,530.90

Finding the Fourth Proportional to 22,186,849.08, 30,619,034.46 and 12,397,530.90

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Solution

The fourth proportional to 22,186,849.08, 30,619,034.46 and 12,397,530.90 is: 17,109,253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186,849.08 : 30,619,034.46 = 12,397,530.90 : x
  2. Step 2: Convert to fraction form
    22,186,849.08/30,619,034.46 = 12,397,530.90/x
  3. Step 3: Cross multiply
    22,186,849.08x = 30,619,034.46 × 12,397,530.90
  4. Step 4: Simplify right side
    22,186,849.08x = 379,600,425,846,014.81
  5. Step 5: Solve for x
    x = 379,600,425,846,014.81/22,186,849.08
  6. Step 6: Final answer
    x = 17,109,253.53

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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.