Home / 10,930,442.70-16,405,578.45-5,542,841.10

Finding the Fourth Proportional to 10,930,442.70, 16,405,578.45 and 5,542,841.10

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Solution

The fourth proportional to 10,930,442.70, 16,405,578.45 and 5,542,841.10 is: 8,319,289.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930,442.70 : 16,405,578.45 = 5,542,841.10 : x
  2. Step 2: Convert to fraction form
    10,930,442.70/16,405,578.45 = 5,542,841.10/x
  3. Step 3: Cross multiply
    10,930,442.70x = 16,405,578.45 × 5,542,841.10
  4. Step 4: Simplify right side
    10,930,442.70x = 90,933,514,501,934.28
  5. Step 5: Solve for x
    x = 90,933,514,501,934.28/10,930,442.70
  6. Step 6: Final answer
    x = 8,319,289.25

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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.