Home / 5,389,489.30-8,084,233.95-4,893,477.70

Finding the Fourth Proportional to 5,389,489.30, 8,084,233.95 and 4,893,477.70

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Solution

The fourth proportional to 5,389,489.30, 8,084,233.95 and 4,893,477.70 is: 7,340,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,489.30 : 8,084,233.95 = 4,893,477.70 : x
  2. Step 2: Convert to fraction form
    5,389,489.30/8,084,233.95 = 4,893,477.70/x
  3. Step 3: Cross multiply
    5,389,489.30x = 8,084,233.95 × 4,893,477.70
  4. Step 4: Simplify right side
    5,389,489.30x = 39,560,018,555,907.91
  5. Step 5: Solve for x
    x = 39,560,018,555,907.91/5,389,489.30
  6. Step 6: Final answer
    x = 7,340,216.55

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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.