Home / 10,055,897.20-15,083,845.80-9,268,577.20

Finding the Fourth Proportional to 10,055,897.20, 15,083,845.80 and 9,268,577.20

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Solution

The fourth proportional to 10,055,897.20, 15,083,845.80 and 9,268,577.20 is: 13,902,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055,897.20 : 15,083,845.80 = 9,268,577.20 : x
  2. Step 2: Convert to fraction form
    10,055,897.20/15,083,845.80 = 9,268,577.20/x
  3. Step 3: Cross multiply
    10,055,897.20x = 15,083,845.80 × 9,268,577.20
  4. Step 4: Simplify right side
    10,055,897.20x = 139,805,789,270,195.75
  5. Step 5: Solve for x
    x = 139,805,789,270,195.75/10,055,897.20
  6. Step 6: Final answer
    x = 13,902,865.80

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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.