Home / 54,955,301.28-82,442,457.90-18,563,956.62

Finding the Fourth Proportional to 54,955,301.28, 82,442,457.90 and 18,563,956.62

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Solution

The fourth proportional to 54,955,301.28, 82,442,457.90 and 18,563,956.62 is: 27,849,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,955,301.28 : 82,442,457.90 = 18,563,956.62 : x
  2. Step 2: Convert to fraction form
    54,955,301.28/82,442,457.90 = 18,563,956.62/x
  3. Step 3: Cross multiply
    54,955,301.28x = 82,442,457.90 × 18,563,956.62
  4. Step 4: Simplify right side
    54,955,301.28x = 1,530,458,212,101,776.50
  5. Step 5: Solve for x
    x = 1,530,458,212,101,776.50/54,955,301.28
  6. Step 6: Final answer
    x = 27,849,146.06

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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.