Home / 54,280,426.36-81,461,002.92-21,932,610.16

Finding the Fourth Proportional to 54,280,426.36, 81,461,002.92 and 21,932,610.16

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Solution

The fourth proportional to 54,280,426.36, 81,461,002.92 and 21,932,610.16 is: 32,915,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,280,426.36 : 81,461,002.92 = 21,932,610.16 : x
  2. Step 2: Convert to fraction form
    54,280,426.36/81,461,002.92 = 21,932,610.16/x
  3. Step 3: Cross multiply
    54,280,426.36x = 81,461,002.92 × 21,932,610.16
  4. Step 4: Simplify right side
    54,280,426.36x = 1,786,652,420,286,981.75
  5. Step 5: Solve for x
    x = 1,786,652,420,286,981.75/54,280,426.36
  6. Step 6: Final answer
    x = 32,915,224.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.