Home / 6,642,732.90-9,957,829.95-3,605,621.70

Finding the Fourth Proportional to 6,642,732.90, 9,957,829.95 and 3,605,621.70

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Solution

The fourth proportional to 6,642,732.90, 9,957,829.95 and 3,605,621.70 is: 5,405,029.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,732.90 : 9,957,829.95 = 3,605,621.70 : x
  2. Step 2: Convert to fraction form
    6,642,732.90/9,957,829.95 = 3,605,621.70/x
  3. Step 3: Cross multiply
    6,642,732.90x = 9,957,829.95 × 3,605,621.70
  4. Step 4: Simplify right side
    6,642,732.90x = 35,904,167,752,629.91
  5. Step 5: Solve for x
    x = 35,904,167,752,629.91/6,642,732.90
  6. Step 6: Final answer
    x = 5,405,029.57

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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.