Home / 54,938,826.72-82,407,401.73-18,572,762.97

Finding the Fourth Proportional to 54,938,826.72, 82,407,401.73 and 18,572,762.97

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Solution

The fourth proportional to 54,938,826.72, 82,407,401.73 and 18,572,762.97 is: 27,858,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,938,826.72 : 82,407,401.73 = 18,572,762.97 : x
  2. Step 2: Convert to fraction form
    54,938,826.72/82,407,401.73 = 18,572,762.97/x
  3. Step 3: Cross multiply
    54,938,826.72x = 82,407,401.73 × 18,572,762.97
  4. Step 4: Simplify right side
    54,938,826.72x = 1,530,533,139,304,858
  5. Step 5: Solve for x
    x = 1,530,533,139,304,858/54,938,826.72
  6. Step 6: Final answer
    x = 27,858,861.04

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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.