Home / 5,238,704.20-7,229,728.02-2,947,013.32

Finding the Fourth Proportional to 5,238,704.20, 7,229,728.02 and 2,947,013.32

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Solution

The fourth proportional to 5,238,704.20, 7,229,728.02 and 2,947,013.32 is: 4,067,056.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,704.20 : 7,229,728.02 = 2,947,013.32 : x
  2. Step 2: Convert to fraction form
    5,238,704.20/7,229,728.02 = 2,947,013.32/x
  3. Step 3: Cross multiply
    5,238,704.20x = 7,229,728.02 × 2,947,013.32
  4. Step 4: Simplify right side
    5,238,704.20x = 21,306,104,774,917.22
  5. Step 5: Solve for x
    x = 21,306,104,774,917.22/5,238,704.20
  6. Step 6: Final answer
    x = 4,067,056.27

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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.