Home / 5,389,079.80-8,083,619.70-3,475,892.20

Finding the Fourth Proportional to 5,389,079.80, 8,083,619.70 and 3,475,892.20

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Solution

The fourth proportional to 5,389,079.80, 8,083,619.70 and 3,475,892.20 is: 5,213,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,079.80 : 8,083,619.70 = 3,475,892.20 : x
  2. Step 2: Convert to fraction form
    5,389,079.80/8,083,619.70 = 3,475,892.20/x
  3. Step 3: Cross multiply
    5,389,079.80x = 8,083,619.70 × 3,475,892.20
  4. Step 4: Simplify right side
    5,389,079.80x = 28,097,790,662,996.34
  5. Step 5: Solve for x
    x = 28,097,790,662,996.34/5,389,079.80
  6. Step 6: Final answer
    x = 5,213,838.30

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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.