Home / 54,960,712.86-82,443,720.54-18,071,786.10

Finding the Fourth Proportional to 54,960,712.86, 82,443,720.54 and 18,071,786.10

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Solution

The fourth proportional to 54,960,712.86, 82,443,720.54 and 18,071,786.10 is: 27,108,550.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,960,712.86 : 82,443,720.54 = 18,071,786.10 : x
  2. Step 2: Convert to fraction form
    54,960,712.86/82,443,720.54 = 18,071,786.10/x
  3. Step 3: Cross multiply
    54,960,712.86x = 82,443,720.54 × 18,071,786.10
  4. Step 4: Simplify right side
    54,960,712.86x = 1,489,905,282,887,056.75
  5. Step 5: Solve for x
    x = 1,489,905,282,887,056.75/54,960,712.86
  6. Step 6: Final answer
    x = 27,108,550.91

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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.