Home / 8,318,940.80-12,459,748.80-6,825,948.80

Finding the Fourth Proportional to 8,318,940.80, 12,459,748.80 and 6,825,948.80

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Solution

The fourth proportional to 8,318,940.80, 12,459,748.80 and 6,825,948.80 is: 10,223,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318,940.80 : 12,459,748.80 = 6,825,948.80 : x
  2. Step 2: Convert to fraction form
    8,318,940.80/12,459,748.80 = 6,825,948.80/x
  3. Step 3: Cross multiply
    8,318,940.80x = 12,459,748.80 × 6,825,948.80
  4. Step 4: Simplify right side
    8,318,940.80x = 85,049,607,369,661.44
  5. Step 5: Solve for x
    x = 85,049,607,369,661.44/8,318,940.80
  6. Step 6: Final answer
    x = 10,223,610.12

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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.