Home / 51,991,703.88-77,863,771.72-30,085,904.28

Finding the Fourth Proportional to 51,991,703.88, 77,863,771.72 and 30,085,904.28

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Solution

The fourth proportional to 51,991,703.88, 77,863,771.72 and 30,085,904.28 is: 45,057,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,991,703.88 : 77,863,771.72 = 30,085,904.28 : x
  2. Step 2: Convert to fraction form
    51,991,703.88/77,863,771.72 = 30,085,904.28/x
  3. Step 3: Cross multiply
    51,991,703.88x = 77,863,771.72 × 30,085,904.28
  4. Step 4: Simplify right side
    51,991,703.88x = 2,342,601,982,847,691
  5. Step 5: Solve for x
    x = 2,342,601,982,847,691/51,991,703.88
  6. Step 6: Final answer
    x = 45,057,226.60

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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.