Home / 52,149,832.40-78,235,246.20-18,064,125.20

Finding the Fourth Proportional to 52,149,832.40, 78,235,246.20 and 18,064,125.20

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Solution

The fourth proportional to 52,149,832.40, 78,235,246.20 and 18,064,125.20 is: 27,099,824.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,149,832.40 : 78,235,246.20 = 18,064,125.20 : x
  2. Step 2: Convert to fraction form
    52,149,832.40/78,235,246.20 = 18,064,125.20/x
  3. Step 3: Cross multiply
    52,149,832.40x = 78,235,246.20 × 18,064,125.20
  4. Step 4: Simplify right side
    52,149,832.40x = 1,413,251,282,409,624.25
  5. Step 5: Solve for x
    x = 1,413,251,282,409,624.25/52,149,832.40
  6. Step 6: Final answer
    x = 27,099,824.05

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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.