Home / 12,567,472.72-17,343,343.56-6,986,244.56

Finding the Fourth Proportional to 12,567,472.72, 17,343,343.56 and 6,986,244.56

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Solution

The fourth proportional to 12,567,472.72, 17,343,343.56 and 6,986,244.56 is: 9,641,146.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,472.72 : 17,343,343.56 = 6,986,244.56 : x
  2. Step 2: Convert to fraction form
    12,567,472.72/17,343,343.56 = 6,986,244.56/x
  3. Step 3: Cross multiply
    12,567,472.72x = 17,343,343.56 × 6,986,244.56
  4. Step 4: Simplify right side
    12,567,472.72x = 121,164,839,598,261.02
  5. Step 5: Solve for x
    x = 121,164,839,598,261.02/12,567,472.72
  6. Step 6: Final answer
    x = 9,641,146.02

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1.5x scale

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.