Home / 5,761,520.84-7,941,664.38-3,900,349.45

Finding the Fourth Proportional to 5,761,520.84, 7,941,664.38 and 3,900,349.45

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Solution

The fourth proportional to 5,761,520.84, 7,941,664.38 and 3,900,349.45 is: 5,376,230.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761,520.84 : 7,941,664.38 = 3,900,349.45 : x
  2. Step 2: Convert to fraction form
    5,761,520.84/7,941,664.38 = 3,900,349.45/x
  3. Step 3: Cross multiply
    5,761,520.84x = 7,941,664.38 × 3,900,349.45
  4. Step 4: Simplify right side
    5,761,520.84x = 30,975,266,276,763.43
  5. Step 5: Solve for x
    x = 30,975,266,276,763.43/5,761,520.84
  6. Step 6: Final answer
    x = 5,376,230.89

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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.