Home / 69,066,690.70-103,637,360.85-30,734,121.10

Finding the Fourth Proportional to 69,066,690.70, 103,637,360.85 and 30,734,121.10

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Solution

The fourth proportional to 69,066,690.70, 103,637,360.85 and 30,734,121.10 is: 46,117,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,066,690.70 : 103,637,360.85 = 30,734,121.10 : x
  2. Step 2: Convert to fraction form
    69,066,690.70/103,637,360.85 = 30,734,121.10/x
  3. Step 3: Cross multiply
    69,066,690.70x = 103,637,360.85 × 30,734,121.10
  4. Step 4: Simplify right side
    69,066,690.70x = 3,185,203,198,848,299
  5. Step 5: Solve for x
    x = 3,185,203,198,848,299/69,066,690.70
  6. Step 6: Final answer
    x = 46,117,790.89

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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.