Home / 10,412,018.33-15,624,004.98-8,131,141.36

Finding the Fourth Proportional to 10,412,018.33, 15,624,004.98 and 8,131,141.36

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Solution

The fourth proportional to 10,412,018.33, 15,624,004.98 and 8,131,141.36 is: 12,201,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412,018.33 : 15,624,004.98 = 8,131,141.36 : x
  2. Step 2: Convert to fraction form
    10,412,018.33/15,624,004.98 = 8,131,141.36/x
  3. Step 3: Cross multiply
    10,412,018.33x = 15,624,004.98 × 8,131,141.36
  4. Step 4: Simplify right side
    10,412,018.33x = 127,040,993,023,603.95
  5. Step 5: Solve for x
    x = 127,040,993,023,603.95/10,412,018.33
  6. Step 6: Final answer
    x = 12,201,380.08

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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.