Home / 8,085,201.60-12,099,808.80-7,413,355.20

Finding the Fourth Proportional to 8,085,201.60, 12,099,808.80 and 7,413,355.20

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Solution

The fourth proportional to 8,085,201.60, 12,099,808.80 and 7,413,355.20 is: 11,094,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,201.60 : 12,099,808.80 = 7,413,355.20 : x
  2. Step 2: Convert to fraction form
    8,085,201.60/12,099,808.80 = 7,413,355.20/x
  3. Step 3: Cross multiply
    8,085,201.60x = 12,099,808.80 × 7,413,355.20
  4. Step 4: Simplify right side
    8,085,201.60x = 89,700,180,486,485.77
  5. Step 5: Solve for x
    x = 89,700,180,486,485.77/8,085,201.60
  6. Step 6: Final answer
    x = 11,094,365.35

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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.