Home / 20,078,450.04-30,104,360.82-7,297,436.28

Finding the Fourth Proportional to 20,078,450.04, 30,104,360.82 and 7,297,436.28

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Solution

The fourth proportional to 20,078,450.04, 30,104,360.82 and 7,297,436.28 is: 10,941,315.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,078,450.04 : 30,104,360.82 = 7,297,436.28 : x
  2. Step 2: Convert to fraction form
    20,078,450.04/30,104,360.82 = 7,297,436.28/x
  3. Step 3: Cross multiply
    20,078,450.04x = 30,104,360.82 × 7,297,436.28
  4. Step 4: Simplify right side
    20,078,450.04x = 219,684,654,834,078.56
  5. Step 5: Solve for x
    x = 219,684,654,834,078.56/20,078,450.04
  6. Step 6: Final answer
    x = 10,941,315.41

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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.