Home / 20,362,562.83-28,100,891-11,070,758.10

Finding the Fourth Proportional to 20,362,562.83, 28,100,891 and 11,070,758.10

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Solution

The fourth proportional to 20,362,562.83, 28,100,891 and 11,070,758.10 is: 15,277,947.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362,562.83 : 28,100,891 = 11,070,758.10 : x
  2. Step 2: Convert to fraction form
    20,362,562.83/28,100,891 = 11,070,758.10/x
  3. Step 3: Cross multiply
    20,362,562.83x = 28,100,891 × 11,070,758.10
  4. Step 4: Simplify right side
    20,362,562.83x = 311,098,166,655,467.06
  5. Step 5: Solve for x
    x = 311,098,166,655,467.06/20,362,562.83
  6. Step 6: Final answer
    x = 15,277,947.54

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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.