Home / 38,945,262.04-53,740,854.90-21,541,232.68

Finding the Fourth Proportional to 38,945,262.04, 53,740,854.90 and 21,541,232.68

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Solution

The fourth proportional to 38,945,262.04, 53,740,854.90 and 21,541,232.68 is: 29,724,906.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,945,262.04 : 53,740,854.90 = 21,541,232.68 : x
  2. Step 2: Convert to fraction form
    38,945,262.04/53,740,854.90 = 21,541,232.68/x
  3. Step 3: Cross multiply
    38,945,262.04x = 53,740,854.90 × 21,541,232.68
  4. Step 4: Simplify right side
    38,945,262.04x = 1,157,644,259,823,018
  5. Step 5: Solve for x
    x = 1,157,644,259,823,018/38,945,262.04
  6. Step 6: Final answer
    x = 29,724,906.17

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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.