Home / 8,042,537.40-12,065,555.70-2,650,270.20

Finding the Fourth Proportional to 8,042,537.40, 12,065,555.70 and 2,650,270.20

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Solution

The fourth proportional to 8,042,537.40, 12,065,555.70 and 2,650,270.20 is: 3,975,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,537.40 : 12,065,555.70 = 2,650,270.20 : x
  2. Step 2: Convert to fraction form
    8,042,537.40/12,065,555.70 = 2,650,270.20/x
  3. Step 3: Cross multiply
    8,042,537.40x = 12,065,555.70 × 2,650,270.20
  4. Step 4: Simplify right side
    8,042,537.40x = 31,976,982,718,150.14
  5. Step 5: Solve for x
    x = 31,976,982,718,150.14/8,042,537.40
  6. Step 6: Final answer
    x = 3,975,981.85

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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.