Home / 11,422,042.60-17,133,063.90-10,918,157.80

Finding the Fourth Proportional to 11,422,042.60, 17,133,063.90 and 10,918,157.80

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Solution

The fourth proportional to 11,422,042.60, 17,133,063.90 and 10,918,157.80 is: 16,377,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422,042.60 : 17,133,063.90 = 10,918,157.80 : x
  2. Step 2: Convert to fraction form
    11,422,042.60/17,133,063.90 = 10,918,157.80/x
  3. Step 3: Cross multiply
    11,422,042.60x = 17,133,063.90 × 10,918,157.80
  4. Step 4: Simplify right side
    11,422,042.60x = 187,061,495,257,683.41
  5. Step 5: Solve for x
    x = 187,061,495,257,683.41/11,422,042.60
  6. Step 6: Final answer
    x = 16,377,236.70

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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.