Home / 73,215,556.45-101,037,190.63-40,176,358.36

Finding the Fourth Proportional to 73,215,556.45, 101,037,190.63 and 40,176,358.36

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Solution

The fourth proportional to 73,215,556.45, 101,037,190.63 and 40,176,358.36 is: 55,443,222.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,215,556.45 : 101,037,190.63 = 40,176,358.36 : x
  2. Step 2: Convert to fraction form
    73,215,556.45/101,037,190.63 = 40,176,358.36/x
  3. Step 3: Cross multiply
    73,215,556.45x = 101,037,190.63 × 40,176,358.36
  4. Step 4: Simplify right side
    73,215,556.45x = 4,059,306,378,729,346
  5. Step 5: Solve for x
    x = 4,059,306,378,729,346/73,215,556.45
  6. Step 6: Final answer
    x = 55,443,222.39

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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.