Home / 12,087,564.80-18,132,675.60-3,997,593.56

Finding the Fourth Proportional to 12,087,564.80, 18,132,675.60 and 3,997,593.56

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Solution

The fourth proportional to 12,087,564.80, 18,132,675.60 and 3,997,593.56 is: 5,996,829.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,564.80 : 18,132,675.60 = 3,997,593.56 : x
  2. Step 2: Convert to fraction form
    12,087,564.80/18,132,675.60 = 3,997,593.56/x
  3. Step 3: Cross multiply
    12,087,564.80x = 18,132,675.60 × 3,997,593.56
  4. Step 4: Simplify right side
    12,087,564.80x = 72,487,067,204,129.14
  5. Step 5: Solve for x
    x = 72,487,067,204,129.14/12,087,564.80
  6. Step 6: Final answer
    x = 5,996,829.67

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1.5x scale

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.