Home / 69,958,399.02-104,933,815.69-21,436,396.39

Finding the Fourth Proportional to 69,958,399.02, 104,933,815.69 and 21,436,396.39

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Solution

The fourth proportional to 69,958,399.02, 104,933,815.69 and 21,436,396.39 is: 32,153,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,958,399.02 : 104,933,815.69 = 21,436,396.39 : x
  2. Step 2: Convert to fraction form
    69,958,399.02/104,933,815.69 = 21,436,396.39/x
  3. Step 3: Cross multiply
    69,958,399.02x = 104,933,815.69 × 21,436,396.39
  4. Step 4: Simplify right side
    69,958,399.02x = 2,249,402,867,846,041.25
  5. Step 5: Solve for x
    x = 2,249,402,867,846,041.25/69,958,399.02
  6. Step 6: Final answer
    x = 32,153,435.46

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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.