Home / 13,741,315.20-20,611,972.80-13,426,387.20

Finding the Fourth Proportional to 13,741,315.20, 20,611,972.80 and 13,426,387.20

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Solution

The fourth proportional to 13,741,315.20, 20,611,972.80 and 13,426,387.20 is: 20,139,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741,315.20 : 20,611,972.80 = 13,426,387.20 : x
  2. Step 2: Convert to fraction form
    13,741,315.20/20,611,972.80 = 13,426,387.20/x
  3. Step 3: Cross multiply
    13,741,315.20x = 20,611,972.80 × 13,426,387.20
  4. Step 4: Simplify right side
    13,741,315.20x = 276,744,327,768,668.16
  5. Step 5: Solve for x
    x = 276,744,327,768,668.16/13,741,315.20
  6. Step 6: Final answer
    x = 20,139,580.80

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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.