Home / 39,697,519.45-59,501,647.82-20,212,050.81

Finding the Fourth Proportional to 39,697,519.45, 59,501,647.82 and 20,212,050.81

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Solution

The fourth proportional to 39,697,519.45, 59,501,647.82 and 20,212,050.81 is: 30,295,352.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,697,519.45 : 59,501,647.82 = 20,212,050.81 : x
  2. Step 2: Convert to fraction form
    39,697,519.45/59,501,647.82 = 20,212,050.81/x
  3. Step 3: Cross multiply
    39,697,519.45x = 59,501,647.82 × 20,212,050.81
  4. Step 4: Simplify right side
    39,697,519.45x = 1,202,650,329,016,565.75
  5. Step 5: Solve for x
    x = 1,202,650,329,016,565.75/39,697,519.45
  6. Step 6: Final answer
    x = 30,295,352.09

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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.