Home / 18,444,720.60-27,667,080.90-8,857,787.40

Finding the Fourth Proportional to 18,444,720.60, 27,667,080.90 and 8,857,787.40

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Solution

The fourth proportional to 18,444,720.60, 27,667,080.90 and 8,857,787.40 is: 13,286,681.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,720.60 : 27,667,080.90 = 8,857,787.40 : x
  2. Step 2: Convert to fraction form
    18,444,720.60/27,667,080.90 = 8,857,787.40/x
  3. Step 3: Cross multiply
    18,444,720.60x = 27,667,080.90 × 8,857,787.40
  4. Step 4: Simplify right side
    18,444,720.60x = 245,069,120,590,800.66
  5. Step 5: Solve for x
    x = 245,069,120,590,800.66/18,444,720.60
  6. Step 6: Final answer
    x = 13,286,681.10

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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.