Home / 40,325,563.80-60,488,345.70-13,399,219.80

Finding the Fourth Proportional to 40,325,563.80, 60,488,345.70 and 13,399,219.80

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Solution

The fourth proportional to 40,325,563.80, 60,488,345.70 and 13,399,219.80 is: 20,098,829.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,325,563.80 : 60,488,345.70 = 13,399,219.80 : x
  2. Step 2: Convert to fraction form
    40,325,563.80/60,488,345.70 = 13,399,219.80/x
  3. Step 3: Cross multiply
    40,325,563.80x = 60,488,345.70 × 13,399,219.80
  4. Step 4: Simplify right side
    40,325,563.80x = 810,496,639,372,685
  5. Step 5: Solve for x
    x = 810,496,639,372,685/40,325,563.80
  6. Step 6: Final answer
    x = 20,098,829.70

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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.