Home / 9,170,955.68-12,634,045.08-6,412,481.78

Finding the Fourth Proportional to 9,170,955.68, 12,634,045.08 and 6,412,481.78

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Solution

The fourth proportional to 9,170,955.68, 12,634,045.08 and 6,412,481.78 is: 8,833,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,955.68 : 12,634,045.08 = 6,412,481.78 : x
  2. Step 2: Convert to fraction form
    9,170,955.68/12,634,045.08 = 6,412,481.78/x
  3. Step 3: Cross multiply
    9,170,955.68x = 12,634,045.08 × 6,412,481.78
  4. Step 4: Simplify right side
    9,170,955.68x = 81,015,583,883,198.64
  5. Step 5: Solve for x
    x = 81,015,583,883,198.64/9,170,955.68
  6. Step 6: Final answer
    x = 8,833,930.37

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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.