Home / 13,788,035.70-20,682,053.55-3,690,656.70

Finding the Fourth Proportional to 13,788,035.70, 20,682,053.55 and 3,690,656.70

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Solution

The fourth proportional to 13,788,035.70, 20,682,053.55 and 3,690,656.70 is: 5,535,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,788,035.70 : 20,682,053.55 = 3,690,656.70 : x
  2. Step 2: Convert to fraction form
    13,788,035.70/20,682,053.55 = 3,690,656.70/x
  3. Step 3: Cross multiply
    13,788,035.70x = 20,682,053.55 × 3,690,656.70
  4. Step 4: Simplify right side
    13,788,035.70x = 76,330,359,504,066.30
  5. Step 5: Solve for x
    x = 76,330,359,504,066.30/13,788,035.70
  6. Step 6: Final answer
    x = 5,535,985.05

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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.