Home / 21,962,793.39-30,310,470.72-12,176,308.59

Finding the Fourth Proportional to 21,962,793.39, 30,310,470.72 and 12,176,308.59

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Solution

The fourth proportional to 21,962,793.39, 30,310,470.72 and 12,176,308.59 is: 16,804,312.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,962,793.39 : 30,310,470.72 = 12,176,308.59 : x
  2. Step 2: Convert to fraction form
    21,962,793.39/30,310,470.72 = 12,176,308.59/x
  3. Step 3: Cross multiply
    21,962,793.39x = 30,310,470.72 × 12,176,308.59
  4. Step 4: Simplify right side
    21,962,793.39x = 369,069,644,994,879.44
  5. Step 5: Solve for x
    x = 369,069,644,994,879.44/21,962,793.39
  6. Step 6: Final answer
    x = 16,804,312.57

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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.