Home / 43,970,617.80-65,924,433.90-18,398,464.20

Finding the Fourth Proportional to 43,970,617.80, 65,924,433.90 and 18,398,464.20

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Solution

The fourth proportional to 43,970,617.80, 65,924,433.90 and 18,398,464.20 is: 27,584,518.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,970,617.80 : 65,924,433.90 = 18,398,464.20 : x
  2. Step 2: Convert to fraction form
    43,970,617.80/65,924,433.90 = 18,398,464.20/x
  3. Step 3: Cross multiply
    43,970,617.80x = 65,924,433.90 × 18,398,464.20
  4. Step 4: Simplify right side
    43,970,617.80x = 1,212,908,337,014,416.25
  5. Step 5: Solve for x
    x = 1,212,908,337,014,416.25/43,970,617.80
  6. Step 6: Final answer
    x = 27,584,518.88

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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.