Home / 54,665,676.90-81,998,599.37-21,891,005.10

Finding the Fourth Proportional to 54,665,676.90, 81,998,599.37 and 21,891,005.10

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Solution

The fourth proportional to 54,665,676.90, 81,998,599.37 and 21,891,005.10 is: 32,836,541.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,665,676.90 : 81,998,599.37 = 21,891,005.10 : x
  2. Step 2: Convert to fraction form
    54,665,676.90/81,998,599.37 = 21,891,005.10/x
  3. Step 3: Cross multiply
    54,665,676.90x = 81,998,599.37 × 21,891,005.10
  4. Step 4: Simplify right side
    54,665,676.90x = 1,795,031,756,892,071.75
  5. Step 5: Solve for x
    x = 1,795,031,756,892,071.75/54,665,676.90
  6. Step 6: Final answer
    x = 32,836,541.29

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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.