Home / 69,001,963.80-103,415,028.30-36,669,355.80

Finding the Fourth Proportional to 69,001,963.80, 103,415,028.30 and 36,669,355.80

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Solution

The fourth proportional to 69,001,963.80, 103,415,028.30 and 36,669,355.80 is: 54,957,312.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,001,963.80 : 103,415,028.30 = 36,669,355.80 : x
  2. Step 2: Convert to fraction form
    69,001,963.80/103,415,028.30 = 36,669,355.80/x
  3. Step 3: Cross multiply
    69,001,963.80x = 103,415,028.30 × 36,669,355.80
  4. Step 4: Simplify right side
    69,001,963.80x = 3,792,162,467,799,768.50
  5. Step 5: Solve for x
    x = 3,792,162,467,799,768.50/69,001,963.80
  6. Step 6: Final answer
    x = 54,957,312.21

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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.