Home / 8,228,015.60-12,342,023.40-3,435,666.80

Finding the Fourth Proportional to 8,228,015.60, 12,342,023.40 and 3,435,666.80

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Solution

The fourth proportional to 8,228,015.60, 12,342,023.40 and 3,435,666.80 is: 5,153,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228,015.60 : 12,342,023.40 = 3,435,666.80 : x
  2. Step 2: Convert to fraction form
    8,228,015.60/12,342,023.40 = 3,435,666.80/x
  3. Step 3: Cross multiply
    8,228,015.60x = 12,342,023.40 × 3,435,666.80
  4. Step 4: Simplify right side
    8,228,015.60x = 42,403,080,040,203.12
  5. Step 5: Solve for x
    x = 42,403,080,040,203.12/8,228,015.60
  6. Step 6: Final answer
    x = 5,153,500.20

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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.