Home / 8,877,478.26-12,259,382.90-8,393,861.28

Finding the Fourth Proportional to 8,877,478.26, 12,259,382.90 and 8,393,861.28

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Solution

The fourth proportional to 8,877,478.26, 12,259,382.90 and 8,393,861.28 is: 11,591,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877,478.26 : 12,259,382.90 = 8,393,861.28 : x
  2. Step 2: Convert to fraction form
    8,877,478.26/12,259,382.90 = 8,393,861.28/x
  3. Step 3: Cross multiply
    8,877,478.26x = 12,259,382.90 × 8,393,861.28
  4. Step 4: Simplify right side
    8,877,478.26x = 102,903,559,441,004.11
  5. Step 5: Solve for x
    x = 102,903,559,441,004.11/8,877,478.26
  6. Step 6: Final answer
    x = 11,591,530.44

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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.