Home / 13,425,330.15-20,141,092.53-4,202,778.51

Finding the Fourth Proportional to 13,425,330.15, 20,141,092.53 and 4,202,778.51

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Solution

The fourth proportional to 13,425,330.15, 20,141,092.53 and 4,202,778.51 is: 6,305,137.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425,330.15 : 20,141,092.53 = 4,202,778.51 : x
  2. Step 2: Convert to fraction form
    13,425,330.15/20,141,092.53 = 4,202,778.51/x
  3. Step 3: Cross multiply
    13,425,330.15x = 20,141,092.53 × 4,202,778.51
  4. Step 4: Simplify right side
    13,425,330.15x = 84,648,550,853,005.53
  5. Step 5: Solve for x
    x = 84,648,550,853,005.53/13,425,330.15
  6. Step 6: Final answer
    x = 6,305,137.37

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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.