Home / 30,622,556.10-45,933,834.15-22,013,211.90

Finding the Fourth Proportional to 30,622,556.10, 45,933,834.15 and 22,013,211.90

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Solution

The fourth proportional to 30,622,556.10, 45,933,834.15 and 22,013,211.90 is: 33,019,817.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622,556.10 : 45,933,834.15 = 22,013,211.90 : x
  2. Step 2: Convert to fraction form
    30,622,556.10/45,933,834.15 = 22,013,211.90/x
  3. Step 3: Cross multiply
    30,622,556.10x = 45,933,834.15 × 22,013,211.90
  4. Step 4: Simplify right side
    30,622,556.10x = 1,011,151,224,523,406.25
  5. Step 5: Solve for x
    x = 1,011,151,224,523,406.25/30,622,556.10
  6. Step 6: Final answer
    x = 33,019,817.85

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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.