Home / 20,002,169.70-30,003,254.55-19,683,305.10

Finding the Fourth Proportional to 20,002,169.70, 30,003,254.55 and 19,683,305.10

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Solution

The fourth proportional to 20,002,169.70, 30,003,254.55 and 19,683,305.10 is: 29,524,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002,169.70 : 30,003,254.55 = 19,683,305.10 : x
  2. Step 2: Convert to fraction form
    20,002,169.70/30,003,254.55 = 19,683,305.10/x
  3. Step 3: Cross multiply
    20,002,169.70x = 30,003,254.55 × 19,683,305.10
  4. Step 4: Simplify right side
    20,002,169.70x = 590,563,213,300,613.25
  5. Step 5: Solve for x
    x = 590,563,213,300,613.25/20,002,169.70
  6. Step 6: Final answer
    x = 29,524,957.65

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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.