Home / 69,115,914.91-103,679,825.87-17,998,026.67

Finding the Fourth Proportional to 69,115,914.91, 103,679,825.87 and 17,998,026.67

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Solution

The fourth proportional to 69,115,914.91, 103,679,825.87 and 17,998,026.67 is: 26,998,590.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,115,914.91 : 103,679,825.87 = 17,998,026.67 : x
  2. Step 2: Convert to fraction form
    69,115,914.91/103,679,825.87 = 17,998,026.67/x
  3. Step 3: Cross multiply
    69,115,914.91x = 103,679,825.87 × 17,998,026.67
  4. Step 4: Simplify right side
    69,115,914.91x = 1,866,032,271,149,216.25
  5. Step 5: Solve for x
    x = 1,866,032,271,149,216.25/69,115,914.91
  6. Step 6: Final answer
    x = 26,998,590.32

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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.