Home / 81,006,123.52-111,788,450.44-44,336,694.52

Finding the Fourth Proportional to 81,006,123.52, 111,788,450.44 and 44,336,694.52

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Solution

The fourth proportional to 81,006,123.52, 111,788,450.44 and 44,336,694.52 is: 61,184,638.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,006,123.52 : 111,788,450.44 = 44,336,694.52 : x
  2. Step 2: Convert to fraction form
    81,006,123.52/111,788,450.44 = 44,336,694.52/x
  3. Step 3: Cross multiply
    81,006,123.52x = 111,788,450.44 × 44,336,694.52
  4. Step 4: Simplify right side
    81,006,123.52x = 4,956,330,378,022,440
  5. Step 5: Solve for x
    x = 4,956,330,378,022,440/81,006,123.52
  6. Step 6: Final answer
    x = 61,184,638.43

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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.