Home / 31,469,647.77-47,209,516.16-13,276,522.77

Finding the Fourth Proportional to 31,469,647.77, 47,209,516.16 and 13,276,522.77

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Solution

The fourth proportional to 31,469,647.77, 47,209,516.16 and 13,276,522.77 is: 19,916,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,469,647.77 : 47,209,516.16 = 13,276,522.77 : x
  2. Step 2: Convert to fraction form
    31,469,647.77/47,209,516.16 = 13,276,522.77/x
  3. Step 3: Cross multiply
    31,469,647.77x = 47,209,516.16 × 13,276,522.77
  4. Step 4: Simplify right side
    31,469,647.77x = 626,778,216,192,540.38
  5. Step 5: Solve for x
    x = 626,778,216,192,540.38/31,469,647.77
  6. Step 6: Final answer
    x = 19,916,912.35

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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.