Home / 57,030,087.12-85,510,967.91-18,151,745.59

Finding the Fourth Proportional to 57,030,087.12, 85,510,967.91 and 18,151,745.59

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Solution

The fourth proportional to 57,030,087.12, 85,510,967.91 and 18,151,745.59 is: 27,216,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030,087.12 : 85,510,967.91 = 18,151,745.59 : x
  2. Step 2: Convert to fraction form
    57,030,087.12/85,510,967.91 = 18,151,745.59/x
  3. Step 3: Cross multiply
    57,030,087.12x = 85,510,967.91 × 18,151,745.59
  4. Step 4: Simplify right side
    57,030,087.12x = 1,552,173,334,656,974
  5. Step 5: Solve for x
    x = 1,552,173,334,656,974/57,030,087.12
  6. Step 6: Final answer
    x = 27,216,744.93

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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.