Home / 14,472,016.68-19,969,056.90-8,361,255.72

Finding the Fourth Proportional to 14,472,016.68, 19,969,056.90 and 8,361,255.72

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Solution

The fourth proportional to 14,472,016.68, 19,969,056.90 and 8,361,255.72 is: 11,537,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472,016.68 : 19,969,056.90 = 8,361,255.72 : x
  2. Step 2: Convert to fraction form
    14,472,016.68/19,969,056.90 = 8,361,255.72/x
  3. Step 3: Cross multiply
    14,472,016.68x = 19,969,056.90 × 8,361,255.72
  4. Step 4: Simplify right side
    14,472,016.68x = 166,966,391,228,130.44
  5. Step 5: Solve for x
    x = 166,966,391,228,130.44/14,472,016.68
  6. Step 6: Final answer
    x = 11,537,188.97

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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.