Home / 9,318,998.80-12,864,186.56-6,264,984.56

Finding the Fourth Proportional to 9,318,998.80, 12,864,186.56 and 6,264,984.56

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Solution

The fourth proportional to 9,318,998.80, 12,864,186.56 and 6,264,984.56 is: 8,648,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,998.80 : 12,864,186.56 = 6,264,984.56 : x
  2. Step 2: Convert to fraction form
    9,318,998.80/12,864,186.56 = 6,264,984.56/x
  3. Step 3: Cross multiply
    9,318,998.80x = 12,864,186.56 × 6,264,984.56
  4. Step 4: Simplify right side
    9,318,998.80x = 80,593,930,175,359.52
  5. Step 5: Solve for x
    x = 80,593,930,175,359.52/9,318,998.80
  6. Step 6: Final answer
    x = 8,648,346.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.