Home / 12,482,838.67-17,226,849.37-6,976,213.36

Finding the Fourth Proportional to 12,482,838.67, 17,226,849.37 and 6,976,213.36

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Solution

The fourth proportional to 12,482,838.67, 17,226,849.37 and 6,976,213.36 is: 9,627,471.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,838.67 : 17,226,849.37 = 6,976,213.36 : x
  2. Step 2: Convert to fraction form
    12,482,838.67/17,226,849.37 = 6,976,213.36/x
  3. Step 3: Cross multiply
    12,482,838.67x = 17,226,849.37 × 6,976,213.36
  4. Step 4: Simplify right side
    12,482,838.67x = 120,178,176,725,701.59
  5. Step 5: Solve for x
    x = 120,178,176,725,701.59/12,482,838.67
  6. Step 6: Final answer
    x = 9,627,471.76

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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.