Home / 21,004,792.45-31,504,389.31-5,857,455.49

Finding the Fourth Proportional to 21,004,792.45, 31,504,389.31 and 5,857,455.49

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Solution

The fourth proportional to 21,004,792.45, 31,504,389.31 and 5,857,455.49 is: 8,785,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,004,792.45 : 31,504,389.31 = 5,857,455.49 : x
  2. Step 2: Convert to fraction form
    21,004,792.45/31,504,389.31 = 5,857,455.49/x
  3. Step 3: Cross multiply
    21,004,792.45x = 31,504,389.31 × 5,857,455.49
  4. Step 4: Simplify right side
    21,004,792.45x = 184,535,558,122,956.81
  5. Step 5: Solve for x
    x = 184,535,558,122,956.81/21,004,792.45
  6. Step 6: Final answer
    x = 8,785,402.60

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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.