Home / 11,770,677.76-16,245,460.56-9,807,440.80

Finding the Fourth Proportional to 11,770,677.76, 16,245,460.56 and 9,807,440.80

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Solution

The fourth proportional to 11,770,677.76, 16,245,460.56 and 9,807,440.80 is: 13,535,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770,677.76 : 16,245,460.56 = 9,807,440.80 : x
  2. Step 2: Convert to fraction form
    11,770,677.76/16,245,460.56 = 9,807,440.80/x
  3. Step 3: Cross multiply
    11,770,677.76x = 16,245,460.56 × 9,807,440.80
  4. Step 4: Simplify right side
    11,770,677.76x = 159,326,392,710,934.88
  5. Step 5: Solve for x
    x = 159,326,392,710,934.88/11,770,677.76
  6. Step 6: Final answer
    x = 13,535,872.44

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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.