Home / 5,238,100.28-7,228,504.32-2,946,255.50

Finding the Fourth Proportional to 5,238,100.28, 7,228,504.32 and 2,946,255.50

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Solution

The fourth proportional to 5,238,100.28, 7,228,504.32 and 2,946,255.50 is: 4,065,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,100.28 : 7,228,504.32 = 2,946,255.50 : x
  2. Step 2: Convert to fraction form
    5,238,100.28/7,228,504.32 = 2,946,255.50/x
  3. Step 3: Cross multiply
    5,238,100.28x = 7,228,504.32 × 2,946,255.50
  4. Step 4: Simplify right side
    5,238,100.28x = 21,297,020,609,573.76
  5. Step 5: Solve for x
    x = 21,297,020,609,573.76/5,238,100.28
  6. Step 6: Final answer
    x = 4,065,790.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.