Home / 11,780,552.60-17,670,828.90-6,657,723.80

Finding the Fourth Proportional to 11,780,552.60, 17,670,828.90 and 6,657,723.80

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Solution

The fourth proportional to 11,780,552.60, 17,670,828.90 and 6,657,723.80 is: 9,986,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,552.60 : 17,670,828.90 = 6,657,723.80 : x
  2. Step 2: Convert to fraction form
    11,780,552.60/17,670,828.90 = 6,657,723.80/x
  3. Step 3: Cross multiply
    11,780,552.60x = 17,670,828.90 × 6,657,723.80
  4. Step 4: Simplify right side
    11,780,552.60x = 117,647,498,133,257.81
  5. Step 5: Solve for x
    x = 117,647,498,133,257.81/11,780,552.60
  6. Step 6: Final answer
    x = 9,986,585.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.