Home / 19,548,015.40-29,322,023.10-12,391,276.60

Finding the Fourth Proportional to 19,548,015.40, 29,322,023.10 and 12,391,276.60

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Solution

The fourth proportional to 19,548,015.40, 29,322,023.10 and 12,391,276.60 is: 18,586,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548,015.40 : 29,322,023.10 = 12,391,276.60 : x
  2. Step 2: Convert to fraction form
    19,548,015.40/29,322,023.10 = 12,391,276.60/x
  3. Step 3: Cross multiply
    19,548,015.40x = 29,322,023.10 × 12,391,276.60
  4. Step 4: Simplify right side
    19,548,015.40x = 363,337,298,703,689.44
  5. Step 5: Solve for x
    x = 363,337,298,703,689.44/19,548,015.40
  6. Step 6: Final answer
    x = 18,586,914.90

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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.