Home / 14,982,478.54-20,689,792.07-11,027,560.93

Finding the Fourth Proportional to 14,982,478.54, 20,689,792.07 and 11,027,560.93

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Solution

The fourth proportional to 14,982,478.54, 20,689,792.07 and 11,027,560.93 is: 15,228,317.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,982,478.54 : 20,689,792.07 = 11,027,560.93 : x
  2. Step 2: Convert to fraction form
    14,982,478.54/20,689,792.07 = 11,027,560.93/x
  3. Step 3: Cross multiply
    14,982,478.54x = 20,689,792.07 × 11,027,560.93
  4. Step 4: Simplify right side
    14,982,478.54x = 228,157,942,574,093.56
  5. Step 5: Solve for x
    x = 228,157,942,574,093.56/14,982,478.54
  6. Step 6: Final answer
    x = 15,228,317.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.