Home / 13,800,626.02-20,674,407.48-7,716,905.83

Finding the Fourth Proportional to 13,800,626.02, 20,674,407.48 and 7,716,905.83

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Solution

The fourth proportional to 13,800,626.02, 20,674,407.48 and 7,716,905.83 is: 11,560,523.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,800,626.02 : 20,674,407.48 = 7,716,905.83 : x
  2. Step 2: Convert to fraction form
    13,800,626.02/20,674,407.48 = 7,716,905.83/x
  3. Step 3: Cross multiply
    13,800,626.02x = 20,674,407.48 × 7,716,905.83
  4. Step 4: Simplify right side
    13,800,626.02x = 159,542,455,614,207.62
  5. Step 5: Solve for x
    x = 159,542,455,614,207.62/13,800,626.02
  6. Step 6: Final answer
    x = 11,560,523.08

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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.