Home / 8,104,621.60-12,156,932.40-6,215,053.60

Finding the Fourth Proportional to 8,104,621.60, 12,156,932.40 and 6,215,053.60

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Solution

The fourth proportional to 8,104,621.60, 12,156,932.40 and 6,215,053.60 is: 9,322,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104,621.60 : 12,156,932.40 = 6,215,053.60 : x
  2. Step 2: Convert to fraction form
    8,104,621.60/12,156,932.40 = 6,215,053.60/x
  3. Step 3: Cross multiply
    8,104,621.60x = 12,156,932.40 × 6,215,053.60
  4. Step 4: Simplify right side
    8,104,621.60x = 75,555,986,477,576.64
  5. Step 5: Solve for x
    x = 75,555,986,477,576.64/8,104,621.60
  6. Step 6: Final answer
    x = 9,322,580.40

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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.