Home / 8,299,715.70-12,449,573.55-4,932,189.30

Finding the Fourth Proportional to 8,299,715.70, 12,449,573.55 and 4,932,189.30

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Solution

The fourth proportional to 8,299,715.70, 12,449,573.55 and 4,932,189.30 is: 7,398,283.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299,715.70 : 12,449,573.55 = 4,932,189.30 : x
  2. Step 2: Convert to fraction form
    8,299,715.70/12,449,573.55 = 4,932,189.30/x
  3. Step 3: Cross multiply
    8,299,715.70x = 12,449,573.55 × 4,932,189.30
  4. Step 4: Simplify right side
    8,299,715.70x = 61,403,653,452,873.02
  5. Step 5: Solve for x
    x = 61,403,653,452,873.02/8,299,715.70
  6. Step 6: Final answer
    x = 7,398,283.95

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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.