Home / 21,973,446.68-30,320,569.29-12,047,717.32

Finding the Fourth Proportional to 21,973,446.68, 30,320,569.29 and 12,047,717.32

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Solution

The fourth proportional to 21,973,446.68, 30,320,569.29 and 12,047,717.32 is: 16,624,321.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973,446.68 : 30,320,569.29 = 12,047,717.32 : x
  2. Step 2: Convert to fraction form
    21,973,446.68/30,320,569.29 = 12,047,717.32/x
  3. Step 3: Cross multiply
    21,973,446.68x = 30,320,569.29 × 12,047,717.32
  4. Step 4: Simplify right side
    21,973,446.68x = 365,293,647,787,393.12
  5. Step 5: Solve for x
    x = 365,293,647,787,393.12/21,973,446.68
  6. Step 6: Final answer
    x = 16,624,321.76

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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.