Home / 12,252,527.08-18,380,979.42-4,165,077.88

Finding the Fourth Proportional to 12,252,527.08, 18,380,979.42 and 4,165,077.88

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Solution

The fourth proportional to 12,252,527.08, 18,380,979.42 and 4,165,077.88 is: 6,248,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252,527.08 : 18,380,979.42 = 4,165,077.88 : x
  2. Step 2: Convert to fraction form
    12,252,527.08/18,380,979.42 = 4,165,077.88/x
  3. Step 3: Cross multiply
    12,252,527.08x = 18,380,979.42 × 4,165,077.88
  4. Step 4: Simplify right side
    12,252,527.08x = 76,558,210,794,977.23
  5. Step 5: Solve for x
    x = 76,558,210,794,977.23/12,252,527.08
  6. Step 6: Final answer
    x = 6,248,360.87

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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.