Home / 28,551,229.14-39,400,746.19-15,498,496.89

Finding the Fourth Proportional to 28,551,229.14, 39,400,746.19 and 15,498,496.89

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Solution

The fourth proportional to 28,551,229.14, 39,400,746.19 and 15,498,496.89 is: 21,387,952.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,551,229.14 : 39,400,746.19 = 15,498,496.89 : x
  2. Step 2: Convert to fraction form
    28,551,229.14/39,400,746.19 = 15,498,496.89/x
  3. Step 3: Cross multiply
    28,551,229.14x = 39,400,746.19 × 15,498,496.89
  4. Step 4: Simplify right side
    28,551,229.14x = 610,652,342,404,993.88
  5. Step 5: Solve for x
    x = 610,652,342,404,993.88/28,551,229.14
  6. Step 6: Final answer
    x = 21,387,952.84

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Double scale
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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.