Home / 40,665,636-61,000,415.82-13,371,324.48

Finding the Fourth Proportional to 40,665,636, 61,000,415.82 and 13,371,324.48

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Solution

The fourth proportional to 40,665,636, 61,000,415.82 and 13,371,324.48 is: 20,057,631.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,665,636 : 61,000,415.82 = 13,371,324.48 : x
  2. Step 2: Convert to fraction form
    40,665,636/61,000,415.82 = 13,371,324.48/x
  3. Step 3: Cross multiply
    40,665,636x = 61,000,415.82 × 13,371,324.48
  4. Step 4: Simplify right side
    40,665,636x = 815,656,353,344,145.25
  5. Step 5: Solve for x
    x = 815,656,353,344,145.25/40,665,636
  6. Step 6: Final answer
    x = 20,057,631.79

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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.