Home / 7,266,821.72-10,902,364.20-2,149,386.50

Finding the Fourth Proportional to 7,266,821.72, 10,902,364.20 and 2,149,386.50

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Solution

The fourth proportional to 7,266,821.72, 10,902,364.20 and 2,149,386.50 is: 3,224,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,821.72 : 10,902,364.20 = 2,149,386.50 : x
  2. Step 2: Convert to fraction form
    7,266,821.72/10,902,364.20 = 2,149,386.50/x
  3. Step 3: Cross multiply
    7,266,821.72x = 10,902,364.20 × 2,149,386.50
  4. Step 4: Simplify right side
    7,266,821.72x = 23,433,394,429,563.30
  5. Step 5: Solve for x
    x = 23,433,394,429,563.30/7,266,821.72
  6. Step 6: Final answer
    x = 3,224,710.24

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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.