Home / 25,025,655.40-37,464,999.90-18,664,109.80

Finding the Fourth Proportional to 25,025,655.40, 37,464,999.90 and 18,664,109.80

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Solution

The fourth proportional to 25,025,655.40, 37,464,999.90 and 18,664,109.80 is: 27,941,361.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,025,655.40 : 37,464,999.90 = 18,664,109.80 : x
  2. Step 2: Convert to fraction form
    25,025,655.40/37,464,999.90 = 18,664,109.80/x
  3. Step 3: Cross multiply
    25,025,655.40x = 37,464,999.90 × 18,664,109.80
  4. Step 4: Simplify right side
    25,025,655.40x = 699,250,871,790,589
  5. Step 5: Solve for x
    x = 699,250,871,790,589/25,025,655.40
  6. Step 6: Final answer
    x = 27,941,361.00

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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.