Home / 20,023,792.48-30,038,686.97-7,247,286.54

Finding the Fourth Proportional to 20,023,792.48, 30,038,686.97 and 7,247,286.54

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Solution

The fourth proportional to 20,023,792.48, 30,038,686.97 and 7,247,286.54 is: 10,872,014.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,792.48 : 30,038,686.97 = 7,247,286.54 : x
  2. Step 2: Convert to fraction form
    20,023,792.48/30,038,686.97 = 7,247,286.54/x
  3. Step 3: Cross multiply
    20,023,792.48x = 30,038,686.97 × 7,247,286.54
  4. Step 4: Simplify right side
    20,023,792.48x = 217,698,971,720,717.94
  5. Step 5: Solve for x
    x = 217,698,971,720,717.94/20,023,792.48
  6. Step 6: Final answer
    x = 10,872,014.98

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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.