Home / 18,946,142.34-26,145,694.98-10,244,312.70

Finding the Fourth Proportional to 18,946,142.34, 26,145,694.98 and 10,244,312.70

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Solution

The fourth proportional to 18,946,142.34, 26,145,694.98 and 10,244,312.70 is: 14,137,161.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946,142.34 : 26,145,694.98 = 10,244,312.70 : x
  2. Step 2: Convert to fraction form
    18,946,142.34/26,145,694.98 = 10,244,312.70/x
  3. Step 3: Cross multiply
    18,946,142.34x = 26,145,694.98 × 10,244,312.70
  4. Step 4: Simplify right side
    18,946,142.34x = 267,844,675,133,940.22
  5. Step 5: Solve for x
    x = 267,844,675,133,940.22/18,946,142.34
  6. Step 6: Final answer
    x = 14,137,161.56

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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.