Home / 12,356,092.60-18,534,138.90-10,214,582.20

Finding the Fourth Proportional to 12,356,092.60, 18,534,138.90 and 10,214,582.20

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Solution

The fourth proportional to 12,356,092.60, 18,534,138.90 and 10,214,582.20 is: 15,321,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,092.60 : 18,534,138.90 = 10,214,582.20 : x
  2. Step 2: Convert to fraction form
    12,356,092.60/18,534,138.90 = 10,214,582.20/x
  3. Step 3: Cross multiply
    12,356,092.60x = 18,534,138.90 × 10,214,582.20
  4. Step 4: Simplify right side
    12,356,092.60x = 189,318,485,300,267.56
  5. Step 5: Solve for x
    x = 189,318,485,300,267.56/12,356,092.60
  6. Step 6: Final answer
    x = 15,321,873.30

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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.