Home / 21,449,951.16-32,156,786.34-9,310,290.36

Finding the Fourth Proportional to 21,449,951.16, 32,156,786.34 and 9,310,290.36

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Solution

The fourth proportional to 21,449,951.16, 32,156,786.34 and 9,310,290.36 is: 13,957,561.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,449,951.16 : 32,156,786.34 = 9,310,290.36 : x
  2. Step 2: Convert to fraction form
    21,449,951.16/32,156,786.34 = 9,310,290.36/x
  3. Step 3: Cross multiply
    21,449,951.16x = 32,156,786.34 × 9,310,290.36
  4. Step 4: Simplify right side
    21,449,951.16x = 299,389,017,869,881.69
  5. Step 5: Solve for x
    x = 299,389,017,869,881.69/21,449,951.16
  6. Step 6: Final answer
    x = 13,957,561.75

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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.