Home / 8,196,305.80-12,295,055.40-3,147,616.30

Finding the Fourth Proportional to 8,196,305.80, 12,295,055.40 and 3,147,616.30

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Solution

The fourth proportional to 8,196,305.80, 12,295,055.40 and 3,147,616.30 is: 4,721,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,305.80 : 12,295,055.40 = 3,147,616.30 : x
  2. Step 2: Convert to fraction form
    8,196,305.80/12,295,055.40 = 3,147,616.30/x
  3. Step 3: Cross multiply
    8,196,305.80x = 12,295,055.40 × 3,147,616.30
  4. Step 4: Simplify right side
    8,196,305.80x = 38,700,116,786,443.02
  5. Step 5: Solve for x
    x = 38,700,116,786,443.02/8,196,305.80
  6. Step 6: Final answer
    x = 4,721,653.60

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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.