Home / 7,150,181.45-10,725,337.78-5,092,159.77

Finding the Fourth Proportional to 7,150,181.45, 10,725,337.78 and 5,092,159.77

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Solution

The fourth proportional to 7,150,181.45, 10,725,337.78 and 5,092,159.77 is: 7,638,286.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,181.45 : 10,725,337.78 = 5,092,159.77 : x
  2. Step 2: Convert to fraction form
    7,150,181.45/10,725,337.78 = 5,092,159.77/x
  3. Step 3: Cross multiply
    7,150,181.45x = 10,725,337.78 × 5,092,159.77
  4. Step 4: Simplify right side
    7,150,181.45x = 54,615,133,550,246.70
  5. Step 5: Solve for x
    x = 54,615,133,550,246.70/7,150,181.45
  6. Step 6: Final answer
    x = 7,638,286.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.