Home / 17,720,723.25-24,454,453.30-9,880,142.36

Finding the Fourth Proportional to 17,720,723.25, 24,454,453.30 and 9,880,142.36

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Solution

The fourth proportional to 17,720,723.25, 24,454,453.30 and 9,880,142.36 is: 13,634,515.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720,723.25 : 24,454,453.30 = 9,880,142.36 : x
  2. Step 2: Convert to fraction form
    17,720,723.25/24,454,453.30 = 9,880,142.36/x
  3. Step 3: Cross multiply
    17,720,723.25x = 24,454,453.30 × 9,880,142.36
  4. Step 4: Simplify right side
    17,720,723.25x = 241,613,479,792,999.16
  5. Step 5: Solve for x
    x = 241,613,479,792,999.16/17,720,723.25
  6. Step 6: Final answer
    x = 13,634,515.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.