Home / 6,456,475.80-8,910,339.41-3,555,865.94

Finding the Fourth Proportional to 6,456,475.80, 8,910,339.41 and 3,555,865.94

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Solution

The fourth proportional to 6,456,475.80, 8,910,339.41 and 3,555,865.94 is: 4,907,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,475.80 : 8,910,339.41 = 3,555,865.94 : x
  2. Step 2: Convert to fraction form
    6,456,475.80/8,910,339.41 = 3,555,865.94/x
  3. Step 3: Cross multiply
    6,456,475.80x = 8,910,339.41 × 3,555,865.94
  4. Step 4: Simplify right side
    6,456,475.80x = 31,683,972,386,196.66
  5. Step 5: Solve for x
    x = 31,683,972,386,196.66/6,456,475.80
  6. Step 6: Final answer
    x = 4,907,316.83

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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.