Home / 69,625,417.20-104,438,106.24-21,756,361.20

Finding the Fourth Proportional to 69,625,417.20, 104,438,106.24 and 21,756,361.20

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Solution

The fourth proportional to 69,625,417.20, 104,438,106.24 and 21,756,361.20 is: 32,634,535.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,625,417.20 : 104,438,106.24 = 21,756,361.20 : x
  2. Step 2: Convert to fraction form
    69,625,417.20/104,438,106.24 = 21,756,361.20/x
  3. Step 3: Cross multiply
    69,625,417.20x = 104,438,106.24 × 21,756,361.20
  4. Step 4: Simplify right side
    69,625,417.20x = 2,272,193,162,401,413.50
  5. Step 5: Solve for x
    x = 2,272,193,162,401,413.50/69,625,417.20
  6. Step 6: Final answer
    x = 32,634,535.69

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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.