Home / 7,407,167.70-10,221,816.11-4,099,468.34

Finding the Fourth Proportional to 7,407,167.70, 10,221,816.11 and 4,099,468.34

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Solution

The fourth proportional to 7,407,167.70, 10,221,816.11 and 4,099,468.34 is: 5,657,224.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,167.70 : 10,221,816.11 = 4,099,468.34 : x
  2. Step 2: Convert to fraction form
    7,407,167.70/10,221,816.11 = 4,099,468.34/x
  3. Step 3: Cross multiply
    7,407,167.70x = 10,221,816.11 × 4,099,468.34
  4. Step 4: Simplify right side
    7,407,167.70x = 41,904,011,448,640.54
  5. Step 5: Solve for x
    x = 41,904,011,448,640.54/7,407,167.70
  6. Step 6: Final answer
    x = 5,657,224.62

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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.