Home / 36,337,881.31-50,137,654.75-20,655,675

Finding the Fourth Proportional to 36,337,881.31, 50,137,654.75 and 20,655,675

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Solution

The fourth proportional to 36,337,881.31, 50,137,654.75 and 20,655,675 is: 28,499,930.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,337,881.31 : 50,137,654.75 = 20,655,675 : x
  2. Step 2: Convert to fraction form
    36,337,881.31/50,137,654.75 = 20,655,675/x
  3. Step 3: Cross multiply
    36,337,881.31x = 50,137,654.75 × 20,655,675
  4. Step 4: Simplify right side
    36,337,881.31x = 1,035,627,101,778,206.25
  5. Step 5: Solve for x
    x = 1,035,627,101,778,206.25/36,337,881.31
  6. Step 6: Final answer
    x = 28,499,930.77

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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.