Home / 5,728,957.38-7,905,803.58-3,150,638.28

Finding the Fourth Proportional to 5,728,957.38, 7,905,803.58 and 3,150,638.28

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Solution

The fourth proportional to 5,728,957.38, 7,905,803.58 and 3,150,638.28 is: 4,347,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,957.38 : 7,905,803.58 = 3,150,638.28 : x
  2. Step 2: Convert to fraction form
    5,728,957.38/7,905,803.58 = 3,150,638.28/x
  3. Step 3: Cross multiply
    5,728,957.38x = 7,905,803.58 × 3,150,638.28
  4. Step 4: Simplify right side
    5,728,957.38x = 24,908,327,393,309.04
  5. Step 5: Solve for x
    x = 24,908,327,393,309.04/5,728,957.38
  6. Step 6: Final answer
    x = 4,347,794.15

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1.5x scale

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.