Home / 8,565,678.37-12,844,531.77-3,172,880.82

Finding the Fourth Proportional to 8,565,678.37, 12,844,531.77 and 3,172,880.82

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Solution

The fourth proportional to 8,565,678.37, 12,844,531.77 and 3,172,880.82 is: 4,757,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565,678.37 : 12,844,531.77 = 3,172,880.82 : x
  2. Step 2: Convert to fraction form
    8,565,678.37/12,844,531.77 = 3,172,880.82/x
  3. Step 3: Cross multiply
    8,565,678.37x = 12,844,531.77 × 3,172,880.82
  4. Step 4: Simplify right side
    8,565,678.37x = 40,754,168,458,931.85
  5. Step 5: Solve for x
    x = 40,754,168,458,931.85/8,565,678.37
  6. Step 6: Final answer
    x = 4,757,844.82

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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.