Home / 10,394,005.50-15,590,745.81-2,820,774.42

Finding the Fourth Proportional to 10,394,005.50, 15,590,745.81 and 2,820,774.42

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Solution

The fourth proportional to 10,394,005.50, 15,590,745.81 and 2,820,774.42 is: 4,231,090.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394,005.50 : 15,590,745.81 = 2,820,774.42 : x
  2. Step 2: Convert to fraction form
    10,394,005.50/15,590,745.81 = 2,820,774.42/x
  3. Step 3: Cross multiply
    10,394,005.50x = 15,590,745.81 × 2,820,774.42
  4. Step 4: Simplify right side
    10,394,005.50x = 43,977,976,969,570.18
  5. Step 5: Solve for x
    x = 43,977,976,969,570.18/10,394,005.50
  6. Step 6: Final answer
    x = 4,231,090.41

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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.