Home / 48,384,645.30-72,610,145.55-21,477,611.70

Finding the Fourth Proportional to 48,384,645.30, 72,610,145.55 and 21,477,611.70

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Solution

The fourth proportional to 48,384,645.30, 72,610,145.55 and 21,477,611.70 is: 32,231,144.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,645.30 : 72,610,145.55 = 21,477,611.70 : x
  2. Step 2: Convert to fraction form
    48,384,645.30/72,610,145.55 = 21,477,611.70/x
  3. Step 3: Cross multiply
    48,384,645.30x = 72,610,145.55 × 21,477,611.70
  4. Step 4: Simplify right side
    48,384,645.30x = 1,559,492,511,603,382.75
  5. Step 5: Solve for x
    x = 1,559,492,511,603,382.75/48,384,645.30
  6. Step 6: Final answer
    x = 32,231,144.86

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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.