Home / 12,003,998.50-16,565,518.74-6,571,490.50

Finding the Fourth Proportional to 12,003,998.50, 16,565,518.74 and 6,571,490.50

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Solution

The fourth proportional to 12,003,998.50, 16,565,518.74 and 6,571,490.50 is: 9,068,657.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003,998.50 : 16,565,518.74 = 6,571,490.50 : x
  2. Step 2: Convert to fraction form
    12,003,998.50/16,565,518.74 = 6,571,490.50/x
  3. Step 3: Cross multiply
    12,003,998.50x = 16,565,518.74 × 6,571,490.50
  4. Step 4: Simplify right side
    12,003,998.50x = 108,860,149,027,481.97
  5. Step 5: Solve for x
    x = 108,860,149,027,481.97/12,003,998.50
  6. Step 6: Final answer
    x = 9,068,657.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.