Home / 13,976,667.18-20,965,904.73-4,392,445.86

Finding the Fourth Proportional to 13,976,667.18, 20,965,904.73 and 4,392,445.86

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Solution

The fourth proportional to 13,976,667.18, 20,965,904.73 and 4,392,445.86 is: 6,588,952.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,976,667.18 : 20,965,904.73 = 4,392,445.86 : x
  2. Step 2: Convert to fraction form
    13,976,667.18/20,965,904.73 = 4,392,445.86/x
  3. Step 3: Cross multiply
    13,976,667.18x = 20,965,904.73 × 4,392,445.86
  4. Step 4: Simplify right side
    13,976,667.18x = 92,091,601,432,442.92
  5. Step 5: Solve for x
    x = 92,091,601,432,442.92/13,976,667.18
  6. Step 6: Final answer
    x = 6,588,952.88

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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.