Home / 13,481,475.48-20,222,360.85-3,896,937.05

Finding the Fourth Proportional to 13,481,475.48, 20,222,360.85 and 3,896,937.05

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Solution

The fourth proportional to 13,481,475.48, 20,222,360.85 and 3,896,937.05 is: 5,845,448.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,481,475.48 : 20,222,360.85 = 3,896,937.05 : x
  2. Step 2: Convert to fraction form
    13,481,475.48/20,222,360.85 = 3,896,937.05/x
  3. Step 3: Cross multiply
    13,481,475.48x = 20,222,360.85 × 3,896,937.05
  4. Step 4: Simplify right side
    13,481,475.48x = 78,805,267,133,722.69
  5. Step 5: Solve for x
    x = 78,805,267,133,722.69/13,481,475.48
  6. Step 6: Final answer
    x = 5,845,448.24

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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.