Home / 28,525,510.57-42,790,055.73-8,056,832.85

Finding the Fourth Proportional to 28,525,510.57, 42,790,055.73 and 8,056,832.85

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Solution

The fourth proportional to 28,525,510.57, 42,790,055.73 and 8,056,832.85 is: 12,085,754.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,525,510.57 : 42,790,055.73 = 8,056,832.85 : x
  2. Step 2: Convert to fraction form
    28,525,510.57/42,790,055.73 = 8,056,832.85/x
  3. Step 3: Cross multiply
    28,525,510.57x = 42,790,055.73 × 8,056,832.85
  4. Step 4: Simplify right side
    28,525,510.57x = 344,752,326,658,794.69
  5. Step 5: Solve for x
    x = 344,752,326,658,794.69/28,525,510.57
  6. Step 6: Final answer
    x = 12,085,754.81

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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.