Home / 13,046,674.80-19,570,012.20-8,228,276.40

Finding the Fourth Proportional to 13,046,674.80, 19,570,012.20 and 8,228,276.40

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Solution

The fourth proportional to 13,046,674.80, 19,570,012.20 and 8,228,276.40 is: 12,342,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046,674.80 : 19,570,012.20 = 8,228,276.40 : x
  2. Step 2: Convert to fraction form
    13,046,674.80/19,570,012.20 = 8,228,276.40/x
  3. Step 3: Cross multiply
    13,046,674.80x = 19,570,012.20 × 8,228,276.40
  4. Step 4: Simplify right side
    13,046,674.80x = 161,027,469,532,972.09
  5. Step 5: Solve for x
    x = 161,027,469,532,972.09/13,046,674.80
  6. Step 6: Final answer
    x = 12,342,414.60

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1.5x scale

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.