Home / 43,385,364.43-65,043,805.06-21,510,661.30

Finding the Fourth Proportional to 43,385,364.43, 65,043,805.06 and 21,510,661.30

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Solution

The fourth proportional to 43,385,364.43, 65,043,805.06 and 21,510,661.30 is: 32,249,014.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,385,364.43 : 65,043,805.06 = 21,510,661.30 : x
  2. Step 2: Convert to fraction form
    43,385,364.43/65,043,805.06 = 21,510,661.30/x
  3. Step 3: Cross multiply
    43,385,364.43x = 65,043,805.06 × 21,510,661.30
  4. Step 4: Simplify right side
    43,385,364.43x = 1,399,135,260,173,165
  5. Step 5: Solve for x
    x = 1,399,135,260,173,165/43,385,364.43
  6. Step 6: Final answer
    x = 32,249,014.81

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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.