Home / 11,787,115.41-17,680,678.02-5,302,616.60

Finding the Fourth Proportional to 11,787,115.41, 17,680,678.02 and 5,302,616.60

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Solution

The fourth proportional to 11,787,115.41, 17,680,678.02 and 5,302,616.60 is: 7,953,927.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787,115.41 : 17,680,678.02 = 5,302,616.60 : x
  2. Step 2: Convert to fraction form
    11,787,115.41/17,680,678.02 = 5,302,616.60/x
  3. Step 3: Cross multiply
    11,787,115.41x = 17,680,678.02 × 5,302,616.60
  4. Step 4: Simplify right side
    11,787,115.41x = 93,753,856,768,107.12
  5. Step 5: Solve for x
    x = 93,753,856,768,107.12/11,787,115.41
  6. Step 6: Final answer
    x = 7,953,927.11

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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.