Home / 10,365,893.15-15,548,839.73-10,206,460.85

Finding the Fourth Proportional to 10,365,893.15, 15,548,839.73 and 10,206,460.85

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Solution

The fourth proportional to 10,365,893.15, 15,548,839.73 and 10,206,460.85 is: 15,309,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,893.15 : 15,548,839.73 = 10,206,460.85 : x
  2. Step 2: Convert to fraction form
    10,365,893.15/15,548,839.73 = 10,206,460.85/x
  3. Step 3: Cross multiply
    10,365,893.15x = 15,548,839.73 × 10,206,460.85
  4. Step 4: Simplify right side
    10,365,893.15x = 158,698,623,967,169.56
  5. Step 5: Solve for x
    x = 158,698,623,967,169.56/10,365,893.15
  6. Step 6: Final answer
    x = 15,309,691.28

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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.