Home / 16,161,055.43-22,302,729.71-8,819,361.63

Finding the Fourth Proportional to 16,161,055.43, 22,302,729.71 and 8,819,361.63

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Solution

The fourth proportional to 16,161,055.43, 22,302,729.71 and 8,819,361.63 is: 12,170,977.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,055.43 : 22,302,729.71 = 8,819,361.63 : x
  2. Step 2: Convert to fraction form
    16,161,055.43/22,302,729.71 = 8,819,361.63/x
  3. Step 3: Cross multiply
    16,161,055.43x = 22,302,729.71 × 8,819,361.63
  4. Step 4: Simplify right side
    16,161,055.43x = 196,695,838,637,610.84
  5. Step 5: Solve for x
    x = 196,695,838,637,610.84/16,161,055.43
  6. Step 6: Final answer
    x = 12,170,977.29

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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.