Home / 69,033,779.15-103,523,757.62-25,879,435.88

Finding the Fourth Proportional to 69,033,779.15, 103,523,757.62 and 25,879,435.88

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Solution

The fourth proportional to 69,033,779.15, 103,523,757.62 and 25,879,435.88 is: 38,809,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,033,779.15 : 103,523,757.62 = 25,879,435.88 : x
  2. Step 2: Convert to fraction form
    69,033,779.15/103,523,757.62 = 25,879,435.88/x
  3. Step 3: Cross multiply
    69,033,779.15x = 103,523,757.62 × 25,879,435.88
  4. Step 4: Simplify right side
    69,033,779.15x = 2,679,136,446,736,435.50
  5. Step 5: Solve for x
    x = 2,679,136,446,736,435.50/69,033,779.15
  6. Step 6: Final answer
    x = 38,809,065.36

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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.