Home / 20,576,145.80-30,857,914.38-14,227,197.32

Finding the Fourth Proportional to 20,576,145.80, 30,857,914.38 and 14,227,197.32

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Solution

The fourth proportional to 20,576,145.80, 30,857,914.38 and 14,227,197.32 is: 21,336,436.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,576,145.80 : 30,857,914.38 = 14,227,197.32 : x
  2. Step 2: Convert to fraction form
    20,576,145.80/30,857,914.38 = 14,227,197.32/x
  3. Step 3: Cross multiply
    20,576,145.80x = 30,857,914.38 × 14,227,197.32
  4. Step 4: Simplify right side
    20,576,145.80x = 439,021,636,767,925.44
  5. Step 5: Solve for x
    x = 439,021,636,767,925.44/20,576,145.80
  6. Step 6: Final answer
    x = 21,336,436.91

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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.