Home / 20,226,029.40-30,339,044.10-6,762,857.40

Finding the Fourth Proportional to 20,226,029.40, 30,339,044.10 and 6,762,857.40

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Solution

The fourth proportional to 20,226,029.40, 30,339,044.10 and 6,762,857.40 is: 10,144,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226,029.40 : 30,339,044.10 = 6,762,857.40 : x
  2. Step 2: Convert to fraction form
    20,226,029.40/30,339,044.10 = 6,762,857.40/x
  3. Step 3: Cross multiply
    20,226,029.40x = 30,339,044.10 × 6,762,857.40
  4. Step 4: Simplify right side
    20,226,029.40x = 205,178,628,900,611.38
  5. Step 5: Solve for x
    x = 205,178,628,900,611.38/20,226,029.40
  6. Step 6: Final answer
    x = 10,144,286.10

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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.