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Finding the Fourth Proportional to 10,361,809.90, 15,542,714.85 and 6,582,673.90

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Solution

The fourth proportional to 10,361,809.90, 15,542,714.85 and 6,582,673.90 is: 9,874,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,809.90 : 15,542,714.85 = 6,582,673.90 : x
  2. Step 2: Convert to fraction form
    10,361,809.90/15,542,714.85 = 6,582,673.90/x
  3. Step 3: Cross multiply
    10,361,809.90x = 15,542,714.85 × 6,582,673.90
  4. Step 4: Simplify right side
    10,361,809.90x = 102,312,623,378,237.42
  5. Step 5: Solve for x
    x = 102,312,623,378,237.42/10,361,809.90
  6. Step 6: Final answer
    x = 9,874,010.85

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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.