Home / 13,741,322.40-20,611,983.60-8,698,327.20

Finding the Fourth Proportional to 13,741,322.40, 20,611,983.60 and 8,698,327.20

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Solution

The fourth proportional to 13,741,322.40, 20,611,983.60 and 8,698,327.20 is: 13,047,490.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741,322.40 : 20,611,983.60 = 8,698,327.20 : x
  2. Step 2: Convert to fraction form
    13,741,322.40/20,611,983.60 = 8,698,327.20/x
  3. Step 3: Cross multiply
    13,741,322.40x = 20,611,983.60 × 8,698,327.20
  4. Step 4: Simplify right side
    13,741,322.40x = 179,289,777,593,833.91
  5. Step 5: Solve for x
    x = 179,289,777,593,833.91/13,741,322.40
  6. Step 6: Final answer
    x = 13,047,490.80

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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.