Home / 11,787,115.20-16,266,055.68-6,630,475.20

Finding the Fourth Proportional to 11,787,115.20, 16,266,055.68 and 6,630,475.20

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Solution

The fourth proportional to 11,787,115.20, 16,266,055.68 and 6,630,475.20 is: 9,149,963.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787,115.20 : 16,266,055.68 = 6,630,475.20 : x
  2. Step 2: Convert to fraction form
    11,787,115.20/16,266,055.68 = 6,630,475.20/x
  3. Step 3: Cross multiply
    11,787,115.20x = 16,266,055.68 × 6,630,475.20
  4. Step 4: Simplify right side
    11,787,115.20x = 107,851,678,788,059.14
  5. Step 5: Solve for x
    x = 107,851,678,788,059.14/11,787,115.20
  6. Step 6: Final answer
    x = 9,149,963.92

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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.