Home / 51,877,990.36-77,815,744.60-16,863,060.64

Finding the Fourth Proportional to 51,877,990.36, 77,815,744.60 and 16,863,060.64

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Solution

The fourth proportional to 51,877,990.36, 77,815,744.60 and 16,863,060.64 is: 25,294,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,877,990.36 : 77,815,744.60 = 16,863,060.64 : x
  2. Step 2: Convert to fraction form
    51,877,990.36/77,815,744.60 = 16,863,060.64/x
  3. Step 3: Cross multiply
    51,877,990.36x = 77,815,744.60 × 16,863,060.64
  4. Step 4: Simplify right side
    51,877,990.36x = 1,312,211,619,936,552.50
  5. Step 5: Solve for x
    x = 1,312,211,619,936,552.50/51,877,990.36
  6. Step 6: Final answer
    x = 25,294,187.59

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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.