Home / 28,193,241.20-42,289,861.80-17,375,464.40

Finding the Fourth Proportional to 28,193,241.20, 42,289,861.80 and 17,375,464.40

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Solution

The fourth proportional to 28,193,241.20, 42,289,861.80 and 17,375,464.40 is: 26,063,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,193,241.20 : 42,289,861.80 = 17,375,464.40 : x
  2. Step 2: Convert to fraction form
    28,193,241.20/42,289,861.80 = 17,375,464.40/x
  3. Step 3: Cross multiply
    28,193,241.20x = 42,289,861.80 × 17,375,464.40
  4. Step 4: Simplify right side
    28,193,241.20x = 734,805,988,186,819.75
  5. Step 5: Solve for x
    x = 734,805,988,186,819.75/28,193,241.20
  6. Step 6: Final answer
    x = 26,063,196.60

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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.