Home / 40,196,989.29-60,301,462.56-18,633,770.73

Finding the Fourth Proportional to 40,196,989.29, 60,301,462.56 and 18,633,770.73

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Solution

The fourth proportional to 40,196,989.29, 60,301,462.56 and 18,633,770.73 is: 27,953,427.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,196,989.29 : 60,301,462.56 = 18,633,770.73 : x
  2. Step 2: Convert to fraction form
    40,196,989.29/60,301,462.56 = 18,633,770.73/x
  3. Step 3: Cross multiply
    40,196,989.29x = 60,301,462.56 × 18,633,770.73
  4. Step 4: Simplify right side
    40,196,989.29x = 1,123,643,628,026,719
  5. Step 5: Solve for x
    x = 1,123,643,628,026,719/40,196,989.29
  6. Step 6: Final answer
    x = 27,953,427.55

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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.