Home / 18,006,059.20-27,011,745.60-5,224,902.36

Finding the Fourth Proportional to 18,006,059.20, 27,011,745.60 and 5,224,902.36

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Solution

The fourth proportional to 18,006,059.20, 27,011,745.60 and 5,224,902.36 is: 7,838,124.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006,059.20 : 27,011,745.60 = 5,224,902.36 : x
  2. Step 2: Convert to fraction form
    18,006,059.20/27,011,745.60 = 5,224,902.36/x
  3. Step 3: Cross multiply
    18,006,059.20x = 27,011,745.60 × 5,224,902.36
  4. Step 4: Simplify right side
    18,006,059.20x = 141,133,733,333,159.62
  5. Step 5: Solve for x
    x = 141,133,733,333,159.62/18,006,059.20
  6. Step 6: Final answer
    x = 7,838,124.48

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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.