Home / 13,825,823.02-19,079,623.85-7,714,251.52

Finding the Fourth Proportional to 13,825,823.02, 19,079,623.85 and 7,714,251.52

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Solution

The fourth proportional to 13,825,823.02, 19,079,623.85 and 7,714,251.52 is: 10,645,660.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,823.02 : 19,079,623.85 = 7,714,251.52 : x
  2. Step 2: Convert to fraction form
    13,825,823.02/19,079,623.85 = 7,714,251.52/x
  3. Step 3: Cross multiply
    13,825,823.02x = 19,079,623.85 × 7,714,251.52
  4. Step 4: Simplify right side
    13,825,823.02x = 147,185,017,199,620.44
  5. Step 5: Solve for x
    x = 147,185,017,199,620.44/13,825,823.02
  6. Step 6: Final answer
    x = 10,645,660.44

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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.