Home / 8,869,531.70-13,304,297.55-3,820,842.20

Finding the Fourth Proportional to 8,869,531.70, 13,304,297.55 and 3,820,842.20

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Solution

The fourth proportional to 8,869,531.70, 13,304,297.55 and 3,820,842.20 is: 5,731,263.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,531.70 : 13,304,297.55 = 3,820,842.20 : x
  2. Step 2: Convert to fraction form
    8,869,531.70/13,304,297.55 = 3,820,842.20/x
  3. Step 3: Cross multiply
    8,869,531.70x = 13,304,297.55 × 3,820,842.20
  4. Step 4: Simplify right side
    8,869,531.70x = 50,833,621,520,396.62
  5. Step 5: Solve for x
    x = 50,833,621,520,396.62/8,869,531.70
  6. Step 6: Final answer
    x = 5,731,263.30

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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.