Home / 40,673,182.46-61,003,040.36-13,379,816.12

Finding the Fourth Proportional to 40,673,182.46, 61,003,040.36 and 13,379,816.12

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Solution

The fourth proportional to 40,673,182.46, 61,003,040.36 and 13,379,816.12 is: 20,067,509.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,673,182.46 : 61,003,040.36 = 13,379,816.12 : x
  2. Step 2: Convert to fraction form
    40,673,182.46/61,003,040.36 = 13,379,816.12/x
  3. Step 3: Cross multiply
    40,673,182.46x = 61,003,040.36 × 13,379,816.12
  4. Step 4: Simplify right side
    40,673,182.46x = 816,209,462,405,824.25
  5. Step 5: Solve for x
    x = 816,209,462,405,824.25/40,673,182.46
  6. Step 6: Final answer
    x = 20,067,509.18

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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.