Home / 8,194,216.80-12,291,325.20-5,672,719.20

Finding the Fourth Proportional to 8,194,216.80, 12,291,325.20 and 5,672,719.20

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Solution

The fourth proportional to 8,194,216.80, 12,291,325.20 and 5,672,719.20 is: 8,509,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,216.80 : 12,291,325.20 = 5,672,719.20 : x
  2. Step 2: Convert to fraction form
    8,194,216.80/12,291,325.20 = 5,672,719.20/x
  3. Step 3: Cross multiply
    8,194,216.80x = 12,291,325.20 × 5,672,719.20
  4. Step 4: Simplify right side
    8,194,216.80x = 69,725,236,455,483.84
  5. Step 5: Solve for x
    x = 69,725,236,455,483.84/8,194,216.80
  6. Step 6: Final answer
    x = 8,509,078.80

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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.