Home / 34,419,178.06-47,496,662.72-18,946,240.54

Finding the Fourth Proportional to 34,419,178.06, 47,496,662.72 and 18,946,240.54

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Solution

The fourth proportional to 34,419,178.06, 47,496,662.72 and 18,946,240.54 is: 26,144,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,419,178.06 : 47,496,662.72 = 18,946,240.54 : x
  2. Step 2: Convert to fraction form
    34,419,178.06/47,496,662.72 = 18,946,240.54/x
  3. Step 3: Cross multiply
    34,419,178.06x = 47,496,662.72 × 18,946,240.54
  4. Step 4: Simplify right side
    34,419,178.06x = 899,883,196,645,639.50
  5. Step 5: Solve for x
    x = 899,883,196,645,639.50/34,419,178.06
  6. Step 6: Final answer
    x = 26,144,819.47

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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.