Home / 7,250,919.59-10,006,069.35-3,987,735.50

Finding the Fourth Proportional to 7,250,919.59, 10,006,069.35 and 3,987,735.50

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Solution

The fourth proportional to 7,250,919.59, 10,006,069.35 and 3,987,735.50 is: 5,502,965.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250,919.59 : 10,006,069.35 = 3,987,735.50 : x
  2. Step 2: Convert to fraction form
    7,250,919.59/10,006,069.35 = 3,987,735.50/x
  3. Step 3: Cross multiply
    7,250,919.59x = 10,006,069.35 × 3,987,735.50
  4. Step 4: Simplify right side
    7,250,919.59x = 39,901,557,968,777.59
  5. Step 5: Solve for x
    x = 39,901,557,968,777.59/7,250,919.59
  6. Step 6: Final answer
    x = 5,502,965.17

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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.