Home / 54,423,665-81,605,382.51-21,600,983.11

Finding the Fourth Proportional to 54,423,665, 81,605,382.51 and 21,600,983.11

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Solution

The fourth proportional to 54,423,665, 81,605,382.51 and 21,600,983.11 is: 32,389,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,423,665 : 81,605,382.51 = 21,600,983.11 : x
  2. Step 2: Convert to fraction form
    54,423,665/81,605,382.51 = 21,600,983.11/x
  3. Step 3: Cross multiply
    54,423,665x = 81,605,382.51 × 21,600,983.11
  4. Step 4: Simplify right side
    54,423,665x = 1,762,756,489,283,599.50
  5. Step 5: Solve for x
    x = 1,762,756,489,283,599.50/54,423,665
  6. Step 6: Final answer
    x = 32,389,521.90

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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.