Home / 5,388,918.30-8,083,377.45-3,475,730.70

Finding the Fourth Proportional to 5,388,918.30, 8,083,377.45 and 3,475,730.70

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Solution

The fourth proportional to 5,388,918.30, 8,083,377.45 and 3,475,730.70 is: 5,213,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,918.30 : 8,083,377.45 = 3,475,730.70 : x
  2. Step 2: Convert to fraction form
    5,388,918.30/8,083,377.45 = 3,475,730.70/x
  3. Step 3: Cross multiply
    5,388,918.30x = 8,083,377.45 × 3,475,730.70
  4. Step 4: Simplify right side
    5,388,918.30x = 28,095,643,162,652.72
  5. Step 5: Solve for x
    x = 28,095,643,162,652.72/5,388,918.30
  6. Step 6: Final answer
    x = 5,213,596.05

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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.