Home / 54,457,930.66-81,704,164.20-19,442,293.72

Finding the Fourth Proportional to 54,457,930.66, 81,704,164.20 and 19,442,293.72

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Solution

The fourth proportional to 54,457,930.66, 81,704,164.20 and 19,442,293.72 is: 29,169,605.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457,930.66 : 81,704,164.20 = 19,442,293.72 : x
  2. Step 2: Convert to fraction form
    54,457,930.66/81,704,164.20 = 19,442,293.72/x
  3. Step 3: Cross multiply
    54,457,930.66x = 81,704,164.20 × 19,442,293.72
  4. Step 4: Simplify right side
    54,457,930.66x = 1,588,516,358,523,508.75
  5. Step 5: Solve for x
    x = 1,588,516,358,523,508.75/54,457,930.66
  6. Step 6: Final answer
    x = 29,169,605.59

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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.