Home / 12,715,652.97-19,074,139.20-4,196,653.74

Finding the Fourth Proportional to 12,715,652.97, 19,074,139.20 and 4,196,653.74

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Solution

The fourth proportional to 12,715,652.97, 19,074,139.20 and 4,196,653.74 is: 6,295,198.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715,652.97 : 19,074,139.20 = 4,196,653.74 : x
  2. Step 2: Convert to fraction form
    12,715,652.97/19,074,139.20 = 4,196,653.74/x
  3. Step 3: Cross multiply
    12,715,652.97x = 19,074,139.20 × 4,196,653.74
  4. Step 4: Simplify right side
    12,715,652.97x = 80,047,557,610,960.61
  5. Step 5: Solve for x
    x = 80,047,557,610,960.61/12,715,652.97
  6. Step 6: Final answer
    x = 6,295,198.35

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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.