Home / 54,501,848.28-81,405,338.07-49,306,479.48

Finding the Fourth Proportional to 54,501,848.28, 81,405,338.07 and 49,306,479.48

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Solution

The fourth proportional to 54,501,848.28, 81,405,338.07 and 49,306,479.48 is: 73,645,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,501,848.28 : 81,405,338.07 = 49,306,479.48 : x
  2. Step 2: Convert to fraction form
    54,501,848.28/81,405,338.07 = 49,306,479.48/x
  3. Step 3: Cross multiply
    54,501,848.28x = 81,405,338.07 × 49,306,479.48
  4. Step 4: Simplify right side
    54,501,848.28x = 4,013,810,631,110,917
  5. Step 5: Solve for x
    x = 4,013,810,631,110,917/54,501,848.28
  6. Step 6: Final answer
    x = 73,645,403.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.