Home / 51,622,394.30-71,239,815.87-28,101,611.06

Finding the Fourth Proportional to 51,622,394.30, 71,239,815.87 and 28,101,611.06

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Solution

The fourth proportional to 51,622,394.30, 71,239,815.87 and 28,101,611.06 is: 38,780,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,622,394.30 : 71,239,815.87 = 28,101,611.06 : x
  2. Step 2: Convert to fraction form
    51,622,394.30/71,239,815.87 = 28,101,611.06/x
  3. Step 3: Cross multiply
    51,622,394.30x = 71,239,815.87 × 28,101,611.06
  4. Step 4: Simplify right side
    51,622,394.30x = 2,001,953,597,564,755.50
  5. Step 5: Solve for x
    x = 2,001,953,597,564,755.50/51,622,394.30
  6. Step 6: Final answer
    x = 38,780,719.58

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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.