Home / 10,887,237.60-16,330,856.40-3,706,879.20

Finding the Fourth Proportional to 10,887,237.60, 16,330,856.40 and 3,706,879.20

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Solution

The fourth proportional to 10,887,237.60, 16,330,856.40 and 3,706,879.20 is: 5,560,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887,237.60 : 16,330,856.40 = 3,706,879.20 : x
  2. Step 2: Convert to fraction form
    10,887,237.60/16,330,856.40 = 3,706,879.20/x
  3. Step 3: Cross multiply
    10,887,237.60x = 16,330,856.40 × 3,706,879.20
  4. Step 4: Simplify right side
    10,887,237.60x = 60,536,511,907,346.88
  5. Step 5: Solve for x
    x = 60,536,511,907,346.88/10,887,237.60
  6. Step 6: Final answer
    x = 5,560,318.80

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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.