Home / 10,416,778.20-15,627,628.89-4,348,137.51

Finding the Fourth Proportional to 10,416,778.20, 15,627,628.89 and 4,348,137.51

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Solution

The fourth proportional to 10,416,778.20, 15,627,628.89 and 4,348,137.51 is: 6,523,233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416,778.20 : 15,627,628.89 = 4,348,137.51 : x
  2. Step 2: Convert to fraction form
    10,416,778.20/15,627,628.89 = 4,348,137.51/x
  3. Step 3: Cross multiply
    10,416,778.20x = 15,627,628.89 × 4,348,137.51
  4. Step 4: Simplify right side
    10,416,778.20x = 67,951,079,368,968.66
  5. Step 5: Solve for x
    x = 67,951,079,368,968.66/10,416,778.20
  6. Step 6: Final answer
    x = 6,523,233.77

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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.