Home / 21,444,060.80-32,166,091.20-19,176,579.20

Finding the Fourth Proportional to 21,444,060.80, 32,166,091.20 and 19,176,579.20

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Solution

The fourth proportional to 21,444,060.80, 32,166,091.20 and 19,176,579.20 is: 28,764,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444,060.80 : 32,166,091.20 = 19,176,579.20 : x
  2. Step 2: Convert to fraction form
    21,444,060.80/32,166,091.20 = 19,176,579.20/x
  3. Step 3: Cross multiply
    21,444,060.80x = 32,166,091.20 × 19,176,579.20
  4. Step 4: Simplify right side
    21,444,060.80x = 616,835,595,451,223
  5. Step 5: Solve for x
    x = 616,835,595,451,223/21,444,060.80
  6. Step 6: Final answer
    x = 28,764,868.80

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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.