Home / 28,277,896.32-42,377,304.69-15,296,022.36

Finding the Fourth Proportional to 28,277,896.32, 42,377,304.69 and 15,296,022.36

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Solution

The fourth proportional to 28,277,896.32, 42,377,304.69 and 15,296,022.36 is: 22,922,645.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,277,896.32 : 42,377,304.69 = 15,296,022.36 : x
  2. Step 2: Convert to fraction form
    28,277,896.32/42,377,304.69 = 15,296,022.36/x
  3. Step 3: Cross multiply
    28,277,896.32x = 42,377,304.69 × 15,296,022.36
  4. Step 4: Simplify right side
    28,277,896.32x = 648,204,200,094,772.75
  5. Step 5: Solve for x
    x = 648,204,200,094,772.75/28,277,896.32
  6. Step 6: Final answer
    x = 22,922,645.76

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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.