Home / 45,315,833.92-62,486,364.66-30,605,961.89

Finding the Fourth Proportional to 45,315,833.92, 62,486,364.66 and 30,605,961.89

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Solution

The fourth proportional to 45,315,833.92, 62,486,364.66 and 30,605,961.89 is: 42,202,804.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,315,833.92 : 62,486,364.66 = 30,605,961.89 : x
  2. Step 2: Convert to fraction form
    45,315,833.92/62,486,364.66 = 30,605,961.89/x
  3. Step 3: Cross multiply
    45,315,833.92x = 62,486,364.66 × 30,605,961.89
  4. Step 4: Simplify right side
    45,315,833.92x = 1,912,455,295,052,127.50
  5. Step 5: Solve for x
    x = 1,912,455,295,052,127.50/45,315,833.92
  6. Step 6: Final answer
    x = 42,202,804.84

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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.