Home / 20,583,227.85-30,884,270.28-8,915,168.07

Finding the Fourth Proportional to 20,583,227.85, 30,884,270.28 and 8,915,168.07

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Solution

The fourth proportional to 20,583,227.85, 30,884,270.28 and 8,915,168.07 is: 13,376,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,583,227.85 : 30,884,270.28 = 8,915,168.07 : x
  2. Step 2: Convert to fraction form
    20,583,227.85/30,884,270.28 = 8,915,168.07/x
  3. Step 3: Cross multiply
    20,583,227.85x = 30,884,270.28 × 8,915,168.07
  4. Step 4: Simplify right side
    20,583,227.85x = 275,338,460,347,890.12
  5. Step 5: Solve for x
    x = 275,338,460,347,890.12/20,583,227.85
  6. Step 6: Final answer
    x = 13,376,835.85

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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.