Home / 16,307,991.42-22,505,042.58-8,965,949.46

Finding the Fourth Proportional to 16,307,991.42, 22,505,042.58 and 8,965,949.46

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Solution

The fourth proportional to 16,307,991.42, 22,505,042.58 and 8,965,949.46 is: 12,373,018.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,307,991.42 : 22,505,042.58 = 8,965,949.46 : x
  2. Step 2: Convert to fraction form
    16,307,991.42/22,505,042.58 = 8,965,949.46/x
  3. Step 3: Cross multiply
    16,307,991.42x = 22,505,042.58 × 8,965,949.46
  4. Step 4: Simplify right side
    16,307,991.42x = 201,779,074,367,428
  5. Step 5: Solve for x
    x = 201,779,074,367,428/16,307,991.42
  6. Step 6: Final answer
    x = 12,373,018.18

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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.