Home / 18,914,601.12-28,375,886.88-6,134,109.24

Finding the Fourth Proportional to 18,914,601.12, 28,375,886.88 and 6,134,109.24

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Solution

The fourth proportional to 18,914,601.12, 28,375,886.88 and 6,134,109.24 is: 9,202,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,914,601.12 : 28,375,886.88 = 6,134,109.24 : x
  2. Step 2: Convert to fraction form
    18,914,601.12/28,375,886.88 = 6,134,109.24/x
  3. Step 3: Cross multiply
    18,914,601.12x = 28,375,886.88 × 6,134,109.24
  4. Step 4: Simplify right side
    18,914,601.12x = 174,060,789,903,802.78
  5. Step 5: Solve for x
    x = 174,060,789,903,802.78/18,914,601.12
  6. Step 6: Final answer
    x = 9,202,456.28

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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.