Home / 10,892,451.60-16,339,291.80-3,319,664.40

Finding the Fourth Proportional to 10,892,451.60, 16,339,291.80 and 3,319,664.40

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Solution

The fourth proportional to 10,892,451.60, 16,339,291.80 and 3,319,664.40 is: 4,979,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892,451.60 : 16,339,291.80 = 3,319,664.40 : x
  2. Step 2: Convert to fraction form
    10,892,451.60/16,339,291.80 = 3,319,664.40/x
  3. Step 3: Cross multiply
    10,892,451.60x = 16,339,291.80 × 3,319,664.40
  4. Step 4: Simplify right side
    10,892,451.60x = 54,240,965,309,671.92
  5. Step 5: Solve for x
    x = 54,240,965,309,671.92/10,892,451.60
  6. Step 6: Final answer
    x = 4,979,683.85

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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.