Home / 18,182,572.20-27,305,351.10-9,679,516.20

Finding the Fourth Proportional to 18,182,572.20, 27,305,351.10 and 9,679,516.20

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Solution

The fourth proportional to 18,182,572.20, 27,305,351.10 and 9,679,516.20 is: 14,536,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182,572.20 : 27,305,351.10 = 9,679,516.20 : x
  2. Step 2: Convert to fraction form
    18,182,572.20/27,305,351.10 = 9,679,516.20/x
  3. Step 3: Cross multiply
    18,182,572.20x = 27,305,351.10 × 9,679,516.20
  4. Step 4: Simplify right side
    18,182,572.20x = 264,302,588,319,137.81
  5. Step 5: Solve for x
    x = 264,302,588,319,137.81/18,182,572.20
  6. Step 6: Final answer
    x = 14,536,039.53

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1.5x scale

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.