Home / 5,389,689.80-8,084,534.70-3,476,502.20

Finding the Fourth Proportional to 5,389,689.80, 8,084,534.70 and 3,476,502.20

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Solution

The fourth proportional to 5,389,689.80, 8,084,534.70 and 3,476,502.20 is: 5,214,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,689.80 : 8,084,534.70 = 3,476,502.20 : x
  2. Step 2: Convert to fraction form
    5,389,689.80/8,084,534.70 = 3,476,502.20/x
  3. Step 3: Cross multiply
    5,389,689.80x = 8,084,534.70 × 3,476,502.20
  4. Step 4: Simplify right side
    5,389,689.80x = 28,105,902,670,526.34
  5. Step 5: Solve for x
    x = 28,105,902,670,526.34/5,389,689.80
  6. Step 6: Final answer
    x = 5,214,753.30

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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.