Home / 43,831,942.90-65,747,914.35-18,291,282.10

Finding the Fourth Proportional to 43,831,942.90, 65,747,914.35 and 18,291,282.10

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Solution

The fourth proportional to 43,831,942.90, 65,747,914.35 and 18,291,282.10 is: 27,436,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,831,942.90 : 65,747,914.35 = 18,291,282.10 : x
  2. Step 2: Convert to fraction form
    43,831,942.90/65,747,914.35 = 18,291,282.10/x
  3. Step 3: Cross multiply
    43,831,942.90x = 65,747,914.35 × 18,291,282.10
  4. Step 4: Simplify right side
    43,831,942.90x = 1,202,613,648,862,488.25
  5. Step 5: Solve for x
    x = 1,202,613,648,862,488.25/43,831,942.90
  6. Step 6: Final answer
    x = 27,436,923.15

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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.