Home / 7,899,637.20-11,846,091.18-3,103,962.40

Finding the Fourth Proportional to 7,899,637.20, 11,846,091.18 and 3,103,962.40

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Solution

The fourth proportional to 7,899,637.20, 11,846,091.18 and 3,103,962.40 is: 4,654,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899,637.20 : 11,846,091.18 = 3,103,962.40 : x
  2. Step 2: Convert to fraction form
    7,899,637.20/11,846,091.18 = 3,103,962.40/x
  3. Step 3: Cross multiply
    7,899,637.20x = 11,846,091.18 × 3,103,962.40
  4. Step 4: Simplify right side
    7,899,637.20x = 36,769,821,609,691.63
  5. Step 5: Solve for x
    x = 36,769,821,609,691.63/7,899,637.20
  6. Step 6: Final answer
    x = 4,654,621.56

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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.