Home / 10,915,077.80-16,372,665.30-2,827,478.90

Finding the Fourth Proportional to 10,915,077.80, 16,372,665.30 and 2,827,478.90

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Solution

The fourth proportional to 10,915,077.80, 16,372,665.30 and 2,827,478.90 is: 4,241,230.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,077.80 : 16,372,665.30 = 2,827,478.90 : x
  2. Step 2: Convert to fraction form
    10,915,077.80/16,372,665.30 = 2,827,478.90/x
  3. Step 3: Cross multiply
    10,915,077.80x = 16,372,665.30 × 2,827,478.90
  4. Step 4: Simplify right side
    10,915,077.80x = 46,293,365,672,512.17
  5. Step 5: Solve for x
    x = 46,293,365,672,512.17/10,915,077.80
  6. Step 6: Final answer
    x = 4,241,230.94

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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.