Home / 9,174,890.80-13,761,898.80-3,109,027.60

Finding the Fourth Proportional to 9,174,890.80, 13,761,898.80 and 3,109,027.60

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Solution

The fourth proportional to 9,174,890.80, 13,761,898.80 and 3,109,027.60 is: 4,663,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174,890.80 : 13,761,898.80 = 3,109,027.60 : x
  2. Step 2: Convert to fraction form
    9,174,890.80/13,761,898.80 = 3,109,027.60/x
  3. Step 3: Cross multiply
    9,174,890.80x = 13,761,898.80 × 3,109,027.60
  4. Step 4: Simplify right side
    9,174,890.80x = 42,786,123,197,606.88
  5. Step 5: Solve for x
    x = 42,786,123,197,606.88/9,174,890.80
  6. Step 6: Final answer
    x = 4,663,393.18

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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.