Home / 8,543,577.08-11,788,868.04-5,188,997.74

Finding the Fourth Proportional to 8,543,577.08, 11,788,868.04 and 5,188,997.74

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Solution

The fourth proportional to 8,543,577.08, 11,788,868.04 and 5,188,997.74 is: 7,160,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543,577.08 : 11,788,868.04 = 5,188,997.74 : x
  2. Step 2: Convert to fraction form
    8,543,577.08/11,788,868.04 = 5,188,997.74/x
  3. Step 3: Cross multiply
    8,543,577.08x = 11,788,868.04 × 5,188,997.74
  4. Step 4: Simplify right side
    8,543,577.08x = 61,172,409,616,718.23
  5. Step 5: Solve for x
    x = 61,172,409,616,718.23/8,543,577.08
  6. Step 6: Final answer
    x = 7,160,046.55

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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.