Home / 52,517,205.70-78,722,664.45-30,940,701.10

Finding the Fourth Proportional to 52,517,205.70, 78,722,664.45 and 30,940,701.10

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Solution

The fourth proportional to 52,517,205.70, 78,722,664.45 and 30,940,701.10 is: 46,379,741.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,517,205.70 : 78,722,664.45 = 30,940,701.10 : x
  2. Step 2: Convert to fraction form
    52,517,205.70/78,722,664.45 = 30,940,701.10/x
  3. Step 3: Cross multiply
    52,517,205.70x = 78,722,664.45 × 30,940,701.10
  4. Step 4: Simplify right side
    52,517,205.70x = 2,435,734,430,543,046
  5. Step 5: Solve for x
    x = 2,435,734,430,543,046/52,517,205.70
  6. Step 6: Final answer
    x = 46,379,741.61

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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.