Home / 19,691,628.78-27,181,895.18-14,810,945.23

Finding the Fourth Proportional to 19,691,628.78, 27,181,895.18 and 14,810,945.23

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Solution

The fourth proportional to 19,691,628.78, 27,181,895.18 and 14,810,945.23 is: 20,444,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,691,628.78 : 27,181,895.18 = 14,810,945.23 : x
  2. Step 2: Convert to fraction form
    19,691,628.78/27,181,895.18 = 14,810,945.23/x
  3. Step 3: Cross multiply
    19,691,628.78x = 27,181,895.18 × 14,810,945.23
  4. Step 4: Simplify right side
    19,691,628.78x = 402,589,560,607,268.69
  5. Step 5: Solve for x
    x = 402,589,560,607,268.69/19,691,628.78
  6. Step 6: Final answer
    x = 20,444,705.98

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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.