Home / 69,077,228.80-95,324,678.40-38,136,835.84

Finding the Fourth Proportional to 69,077,228.80, 95,324,678.40 and 38,136,835.84

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Solution

The fourth proportional to 69,077,228.80, 95,324,678.40 and 38,136,835.84 is: 52,627,785.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,077,228.80 : 95,324,678.40 = 38,136,835.84 : x
  2. Step 2: Convert to fraction form
    69,077,228.80/95,324,678.40 = 38,136,835.84/x
  3. Step 3: Cross multiply
    69,077,228.80x = 95,324,678.40 × 38,136,835.84
  4. Step 4: Simplify right side
    69,077,228.80x = 3,635,381,611,641,594.50
  5. Step 5: Solve for x
    x = 3,635,381,611,641,594.50/69,077,228.80
  6. Step 6: Final answer
    x = 52,627,785.95

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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.