Home / 8,163,520.88-11,265,743.36-4,678,784.24

Finding the Fourth Proportional to 8,163,520.88, 11,265,743.36 and 4,678,784.24

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Solution

The fourth proportional to 8,163,520.88, 11,265,743.36 and 4,678,784.24 is: 6,456,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163,520.88 : 11,265,743.36 = 4,678,784.24 : x
  2. Step 2: Convert to fraction form
    8,163,520.88/11,265,743.36 = 4,678,784.24/x
  3. Step 3: Cross multiply
    8,163,520.88x = 11,265,743.36 × 4,678,784.24
  4. Step 4: Simplify right side
    8,163,520.88x = 52,709,982,484,652.65
  5. Step 5: Solve for x
    x = 52,709,982,484,652.65/8,163,520.88
  6. Step 6: Final answer
    x = 6,456,770.71

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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.