Home / 8,102,409.40-12,146,010.90-3,057,110.20

Finding the Fourth Proportional to 8,102,409.40, 12,146,010.90 and 3,057,110.20

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Solution

The fourth proportional to 8,102,409.40, 12,146,010.90 and 3,057,110.20 is: 4,582,796.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102,409.40 : 12,146,010.90 = 3,057,110.20 : x
  2. Step 2: Convert to fraction form
    8,102,409.40/12,146,010.90 = 3,057,110.20/x
  3. Step 3: Cross multiply
    8,102,409.40x = 12,146,010.90 × 3,057,110.20
  4. Step 4: Simplify right side
    8,102,409.40x = 37,131,693,811,701.18
  5. Step 5: Solve for x
    x = 37,131,693,811,701.18/8,102,409.40
  6. Step 6: Final answer
    x = 4,582,796.55

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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.