Home / 20,170,849.05-30,098,952.63-17,996,930.05

Finding the Fourth Proportional to 20,170,849.05, 30,098,952.63 and 17,996,930.05

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Solution

The fourth proportional to 20,170,849.05, 30,098,952.63 and 17,996,930.05 is: 26,855,029.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,170,849.05 : 30,098,952.63 = 17,996,930.05 : x
  2. Step 2: Convert to fraction form
    20,170,849.05/30,098,952.63 = 17,996,930.05/x
  3. Step 3: Cross multiply
    20,170,849.05x = 30,098,952.63 × 17,996,930.05
  4. Step 4: Simplify right side
    20,170,849.05x = 541,688,745,060,373.56
  5. Step 5: Solve for x
    x = 541,688,745,060,373.56/20,170,849.05
  6. Step 6: Final answer
    x = 26,855,029.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.