Home / 40,527,318.33-55,927,625.34-21,942,456.19

Finding the Fourth Proportional to 40,527,318.33, 55,927,625.34 and 21,942,456.19

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Solution

The fourth proportional to 40,527,318.33, 55,927,625.34 and 21,942,456.19 is: 30,280,549.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,527,318.33 : 55,927,625.34 = 21,942,456.19 : x
  2. Step 2: Convert to fraction form
    40,527,318.33/55,927,625.34 = 21,942,456.19/x
  3. Step 3: Cross multiply
    40,527,318.33x = 55,927,625.34 × 21,942,456.19
  4. Step 4: Simplify right side
    40,527,318.33x = 1,227,189,468,776,149
  5. Step 5: Solve for x
    x = 1,227,189,468,776,149/40,527,318.33
  6. Step 6: Final answer
    x = 30,280,549.50

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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.