Home / 31,599,734.92-47,399,601.81-8,880,632.17

Finding the Fourth Proportional to 31,599,734.92, 47,399,601.81 and 8,880,632.17

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Solution

The fourth proportional to 31,599,734.92, 47,399,601.81 and 8,880,632.17 is: 13,320,948.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599,734.92 : 47,399,601.81 = 8,880,632.17 : x
  2. Step 2: Convert to fraction form
    31,599,734.92/47,399,601.81 = 8,880,632.17/x
  3. Step 3: Cross multiply
    31,599,734.92x = 47,399,601.81 × 8,880,632.17
  4. Step 4: Simplify right side
    31,599,734.92x = 420,938,428,679,076.25
  5. Step 5: Solve for x
    x = 420,938,428,679,076.25/31,599,734.92
  6. Step 6: Final answer
    x = 13,320,948.09

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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.