Home / 71,272,906.14-98,356,610.45-38,677,858.14

Finding the Fourth Proportional to 71,272,906.14, 98,356,610.45 and 38,677,858.14

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Solution

The fourth proportional to 71,272,906.14, 98,356,610.45 and 38,677,858.14 is: 53,375,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,272,906.14 : 98,356,610.45 = 38,677,858.14 : x
  2. Step 2: Convert to fraction form
    71,272,906.14/98,356,610.45 = 38,677,858.14/x
  3. Step 3: Cross multiply
    71,272,906.14x = 98,356,610.45 × 38,677,858.14
  4. Step 4: Simplify right side
    71,272,906.14x = 3,804,223,025,922,952
  5. Step 5: Solve for x
    x = 3,804,223,025,922,952/71,272,906.14
  6. Step 6: Final answer
    x = 53,375,444.22

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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.