Home / 8,310,515.80-12,455,943.30-3,518,195.80

Finding the Fourth Proportional to 8,310,515.80, 12,455,943.30 and 3,518,195.80

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Solution

The fourth proportional to 8,310,515.80, 12,455,943.30 and 3,518,195.80 is: 5,273,132.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310,515.80 : 12,455,943.30 = 3,518,195.80 : x
  2. Step 2: Convert to fraction form
    8,310,515.80/12,455,943.30 = 3,518,195.80/x
  3. Step 3: Cross multiply
    8,310,515.80x = 12,455,943.30 × 3,518,195.80
  4. Step 4: Simplify right side
    8,310,515.80x = 43,822,447,403,098.14
  5. Step 5: Solve for x
    x = 43,822,447,403,098.14/8,310,515.80
  6. Step 6: Final answer
    x = 5,273,132.07

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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.