Home / 12,228,238.34-16,874,869.44-6,721,554.66

Finding the Fourth Proportional to 12,228,238.34, 16,874,869.44 and 6,721,554.66

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Solution

The fourth proportional to 12,228,238.34, 16,874,869.44 and 6,721,554.66 is: 9,275,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228,238.34 : 16,874,869.44 = 6,721,554.66 : x
  2. Step 2: Convert to fraction form
    12,228,238.34/16,874,869.44 = 6,721,554.66/x
  3. Step 3: Cross multiply
    12,228,238.34x = 16,874,869.44 × 6,721,554.66
  4. Step 4: Simplify right side
    12,228,238.34x = 113,425,357,321,323.61
  5. Step 5: Solve for x
    x = 113,425,357,321,323.61/12,228,238.34
  6. Step 6: Final answer
    x = 9,275,690.76

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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.