Home / 34,164,319.05-47,147,817.83-18,695,055.69

Finding the Fourth Proportional to 34,164,319.05, 47,147,817.83 and 18,695,055.69

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Solution

The fourth proportional to 34,164,319.05, 47,147,817.83 and 18,695,055.69 is: 25,799,755.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,164,319.05 : 47,147,817.83 = 18,695,055.69 : x
  2. Step 2: Convert to fraction form
    34,164,319.05/47,147,817.83 = 18,695,055.69/x
  3. Step 3: Cross multiply
    34,164,319.05x = 47,147,817.83 × 18,695,055.69
  4. Step 4: Simplify right side
    34,164,319.05x = 881,431,079,993,825
  5. Step 5: Solve for x
    x = 881,431,079,993,825/34,164,319.05
  6. Step 6: Final answer
    x = 25,799,755.55

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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.