Home / 8,009,115.20-12,012,506.40-2,328,747.20

Finding the Fourth Proportional to 8,009,115.20, 12,012,506.40 and 2,328,747.20

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Solution

The fourth proportional to 8,009,115.20, 12,012,506.40 and 2,328,747.20 is: 3,492,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009,115.20 : 12,012,506.40 = 2,328,747.20 : x
  2. Step 2: Convert to fraction form
    8,009,115.20/12,012,506.40 = 2,328,747.20/x
  3. Step 3: Cross multiply
    8,009,115.20x = 12,012,506.40 × 2,328,747.20
  4. Step 4: Simplify right side
    8,009,115.20x = 27,974,090,643,982.08
  5. Step 5: Solve for x
    x = 27,974,090,643,982.08/8,009,115.20
  6. Step 6: Final answer
    x = 3,492,781.66

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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.