Home / 12,228,780.23-16,875,926.34-6,722,387.16

Finding the Fourth Proportional to 12,228,780.23, 16,875,926.34 and 6,722,387.16

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Solution

The fourth proportional to 12,228,780.23, 16,875,926.34 and 6,722,387.16 is: 9,277,009.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228,780.23 : 16,875,926.34 = 6,722,387.16 : x
  2. Step 2: Convert to fraction form
    12,228,780.23/16,875,926.34 = 6,722,387.16/x
  3. Step 3: Cross multiply
    12,228,780.23x = 16,875,926.34 × 6,722,387.16
  4. Step 4: Simplify right side
    12,228,780.23x = 113,446,510,541,121.80
  5. Step 5: Solve for x
    x = 113,446,510,541,121.80/12,228,780.23
  6. Step 6: Final answer
    x = 9,277,009.52

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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.