Home / 8,299,900.80-12,449,851.20-5,094,633.60

Finding the Fourth Proportional to 8,299,900.80, 12,449,851.20 and 5,094,633.60

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Solution

The fourth proportional to 8,299,900.80, 12,449,851.20 and 5,094,633.60 is: 7,641,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299,900.80 : 12,449,851.20 = 5,094,633.60 : x
  2. Step 2: Convert to fraction form
    8,299,900.80/12,449,851.20 = 5,094,633.60/x
  3. Step 3: Cross multiply
    8,299,900.80x = 12,449,851.20 × 5,094,633.60
  4. Step 4: Simplify right side
    8,299,900.80x = 63,427,430,238,520.31
  5. Step 5: Solve for x
    x = 63,427,430,238,520.31/8,299,900.80
  6. Step 6: Final answer
    x = 7,641,950.40

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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.