Home / 11,191,701.55-16,787,552.33-7,790,479.15

Finding the Fourth Proportional to 11,191,701.55, 16,787,552.33 and 7,790,479.15

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Solution

The fourth proportional to 11,191,701.55, 16,787,552.33 and 7,790,479.15 is: 11,685,718.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191,701.55 : 16,787,552.33 = 7,790,479.15 : x
  2. Step 2: Convert to fraction form
    11,191,701.55/16,787,552.33 = 7,790,479.15/x
  3. Step 3: Cross multiply
    11,191,701.55x = 16,787,552.33 × 7,790,479.15
  4. Step 4: Simplify right side
    11,191,701.55x = 130,783,076,367,446.53
  5. Step 5: Solve for x
    x = 130,783,076,367,446.53/11,191,701.55
  6. Step 6: Final answer
    x = 11,685,718.73

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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.