Home / 52,079,669.96-78,123,764.74-26,158,642.88

Finding the Fourth Proportional to 52,079,669.96, 78,123,764.74 and 26,158,642.88

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Solution

The fourth proportional to 52,079,669.96, 78,123,764.74 and 26,158,642.88 is: 39,240,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,079,669.96 : 78,123,764.74 = 26,158,642.88 : x
  2. Step 2: Convert to fraction form
    52,079,669.96/78,123,764.74 = 26,158,642.88/x
  3. Step 3: Cross multiply
    52,079,669.96x = 78,123,764.74 × 26,158,642.88
  4. Step 4: Simplify right side
    52,079,669.96x = 2,043,611,662,404,708.75
  5. Step 5: Solve for x
    x = 2,043,611,662,404,708.75/52,079,669.96
  6. Step 6: Final answer
    x = 39,240,103.94

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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.