Home / 12,169,909.14-16,793,836.47-6,662,228.82

Finding the Fourth Proportional to 12,169,909.14, 16,793,836.47 and 6,662,228.82

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Solution

The fourth proportional to 12,169,909.14, 16,793,836.47 and 6,662,228.82 is: 9,193,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,169,909.14 : 16,793,836.47 = 6,662,228.82 : x
  2. Step 2: Convert to fraction form
    12,169,909.14/16,793,836.47 = 6,662,228.82/x
  3. Step 3: Cross multiply
    12,169,909.14x = 16,793,836.47 × 6,662,228.82
  4. Step 4: Simplify right side
    12,169,909.14x = 111,884,381,328,801.06
  5. Step 5: Solve for x
    x = 111,884,381,328,801.06/12,169,909.14
  6. Step 6: Final answer
    x = 9,193,526.43

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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.