Home / 69,346,539.84-95,690,010.88-39,987,522.88

Finding the Fourth Proportional to 69,346,539.84, 95,690,010.88 and 39,987,522.88

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Solution

The fourth proportional to 69,346,539.84, 95,690,010.88 and 39,987,522.88 is: 55,178,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,346,539.84 : 95,690,010.88 = 39,987,522.88 : x
  2. Step 2: Convert to fraction form
    69,346,539.84/95,690,010.88 = 39,987,522.88/x
  3. Step 3: Cross multiply
    69,346,539.84x = 95,690,010.88 × 39,987,522.88
  4. Step 4: Simplify right side
    69,346,539.84x = 3,826,406,499,451,449
  5. Step 5: Solve for x
    x = 3,826,406,499,451,449/69,346,539.84
  6. Step 6: Final answer
    x = 55,178,045.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.