Home / 69,005,455.30-103,420,265.55-36,672,847.30

Finding the Fourth Proportional to 69,005,455.30, 103,420,265.55 and 36,672,847.30

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Solution

The fourth proportional to 69,005,455.30, 103,420,265.55 and 36,672,847.30 is: 54,962,547.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,005,455.30 : 103,420,265.55 = 36,672,847.30 : x
  2. Step 2: Convert to fraction form
    69,005,455.30/103,420,265.55 = 36,672,847.30/x
  3. Step 3: Cross multiply
    69,005,455.30x = 103,420,265.55 × 36,672,847.30
  4. Step 4: Simplify right side
    69,005,455.30x = 3,792,715,606,240,600
  5. Step 5: Solve for x
    x = 3,792,715,606,240,600/69,005,455.30
  6. Step 6: Final answer
    x = 54,962,547.38

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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.