Home / 8,196,304.80-12,295,053.90-3,147,615.30

Finding the Fourth Proportional to 8,196,304.80, 12,295,053.90 and 3,147,615.30

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Solution

The fourth proportional to 8,196,304.80, 12,295,053.90 and 3,147,615.30 is: 4,721,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,304.80 : 12,295,053.90 = 3,147,615.30 : x
  2. Step 2: Convert to fraction form
    8,196,304.80/12,295,053.90 = 3,147,615.30/x
  3. Step 3: Cross multiply
    8,196,304.80x = 12,295,053.90 × 3,147,615.30
  4. Step 4: Simplify right side
    8,196,304.80x = 38,700,099,769,964.67
  5. Step 5: Solve for x
    x = 38,700,099,769,964.67/8,196,304.80
  6. Step 6: Final answer
    x = 4,721,652.10

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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.