Home / 55,276,987.54-82,745,420.19-36,066,379.54

Finding the Fourth Proportional to 55,276,987.54, 82,745,420.19 and 36,066,379.54

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Solution

The fourth proportional to 55,276,987.54, 82,745,420.19 and 36,066,379.54 is: 53,988,610.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,276,987.54 : 82,745,420.19 = 36,066,379.54 : x
  2. Step 2: Convert to fraction form
    55,276,987.54/82,745,420.19 = 36,066,379.54/x
  3. Step 3: Cross multiply
    55,276,987.54x = 82,745,420.19 × 36,066,379.54
  4. Step 4: Simplify right side
    55,276,987.54x = 2,984,327,729,769,319
  5. Step 5: Solve for x
    x = 2,984,327,729,769,319/55,276,987.54
  6. Step 6: Final answer
    x = 53,988,610.14

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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.