Home / 8,196,412.80-12,294,619.20-4,165,334.40

Finding the Fourth Proportional to 8,196,412.80, 12,294,619.20 and 4,165,334.40

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Solution

The fourth proportional to 8,196,412.80, 12,294,619.20 and 4,165,334.40 is: 6,248,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,412.80 : 12,294,619.20 = 4,165,334.40 : x
  2. Step 2: Convert to fraction form
    8,196,412.80/12,294,619.20 = 4,165,334.40/x
  3. Step 3: Cross multiply
    8,196,412.80x = 12,294,619.20 × 4,165,334.40
  4. Step 4: Simplify right side
    8,196,412.80x = 51,211,200,288,660.48
  5. Step 5: Solve for x
    x = 51,211,200,288,660.48/8,196,412.80
  6. Step 6: Final answer
    x = 6,248,001.60

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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.