Home / 14,374,938.77-21,562,845.89-5,620,867.79

Finding the Fourth Proportional to 14,374,938.77, 21,562,845.89 and 5,620,867.79

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Solution

The fourth proportional to 14,374,938.77, 21,562,845.89 and 5,620,867.79 is: 8,431,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,938.77 : 21,562,845.89 = 5,620,867.79 : x
  2. Step 2: Convert to fraction form
    14,374,938.77/21,562,845.89 = 5,620,867.79/x
  3. Step 3: Cross multiply
    14,374,938.77x = 21,562,845.89 × 5,620,867.79
  4. Step 4: Simplify right side
    14,374,938.77x = 121,201,905,923,834.89
  5. Step 5: Solve for x
    x = 121,201,905,923,834.89/14,374,938.77
  6. Step 6: Final answer
    x = 8,431,472.85

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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.