Home / 11,543,898.94-15,923,639.55-7,623,691.12

Finding the Fourth Proportional to 11,543,898.94, 15,923,639.55 and 7,623,691.12

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Solution

The fourth proportional to 11,543,898.94, 15,923,639.55 and 7,623,691.12 is: 10,516,109.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543,898.94 : 15,923,639.55 = 7,623,691.12 : x
  2. Step 2: Convert to fraction form
    11,543,898.94/15,923,639.55 = 7,623,691.12/x
  3. Step 3: Cross multiply
    11,543,898.94x = 15,923,639.55 × 7,623,691.12
  4. Step 4: Simplify right side
    11,543,898.94x = 121,396,909,435,415.80
  5. Step 5: Solve for x
    x = 121,396,909,435,415.80/11,543,898.94
  6. Step 6: Final answer
    x = 10,516,109.86

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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.