Home / 21,855,838.01-32,783,306.82-7,283,815.76

Finding the Fourth Proportional to 21,855,838.01, 32,783,306.82 and 7,283,815.76

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Solution

The fourth proportional to 21,855,838.01, 32,783,306.82 and 7,283,815.76 is: 10,925,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,855,838.01 : 32,783,306.82 = 7,283,815.76 : x
  2. Step 2: Convert to fraction form
    21,855,838.01/32,783,306.82 = 7,283,815.76/x
  3. Step 3: Cross multiply
    21,855,838.01x = 32,783,306.82 × 7,283,815.76
  4. Step 4: Simplify right side
    21,855,838.01x = 238,787,566,716,514.94
  5. Step 5: Solve for x
    x = 238,787,566,716,514.94/21,855,838.01
  6. Step 6: Final answer
    x = 10,925,573.60

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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.