Home / 5,053,362.70-7,580,372.10-2,661,878.20

Finding the Fourth Proportional to 5,053,362.70, 7,580,372.10 and 2,661,878.20

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Solution

The fourth proportional to 5,053,362.70, 7,580,372.10 and 2,661,878.20 is: 3,992,990.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053,362.70 : 7,580,372.10 = 2,661,878.20 : x
  2. Step 2: Convert to fraction form
    5,053,362.70/7,580,372.10 = 2,661,878.20/x
  3. Step 3: Cross multiply
    5,053,362.70x = 7,580,372.10 × 2,661,878.20
  4. Step 4: Simplify right side
    5,053,362.70x = 20,178,027,240,878.22
  5. Step 5: Solve for x
    x = 20,178,027,240,878.22/5,053,362.70
  6. Step 6: Final answer
    x = 3,992,990.10

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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.