Home / 5,678,700.90-7,836,566.28-3,100,381.65

Finding the Fourth Proportional to 5,678,700.90, 7,836,566.28 and 3,100,381.65

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Solution

The fourth proportional to 5,678,700.90, 7,836,566.28 and 3,100,381.65 is: 4,278,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,700.90 : 7,836,566.28 = 3,100,381.65 : x
  2. Step 2: Convert to fraction form
    5,678,700.90/7,836,566.28 = 3,100,381.65/x
  3. Step 3: Cross multiply
    5,678,700.90x = 7,836,566.28 × 3,100,381.65
  4. Step 4: Simplify right side
    5,678,700.90x = 24,296,346,293,520.76
  5. Step 5: Solve for x
    x = 24,296,346,293,520.76/5,678,700.90
  6. Step 6: Final answer
    x = 4,278,504.31

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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.