Home / 11,097,645.60-16,646,468.40-8,578,221.60

Finding the Fourth Proportional to 11,097,645.60, 16,646,468.40 and 8,578,221.60

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Solution

The fourth proportional to 11,097,645.60, 16,646,468.40 and 8,578,221.60 is: 12,867,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097,645.60 : 16,646,468.40 = 8,578,221.60 : x
  2. Step 2: Convert to fraction form
    11,097,645.60/16,646,468.40 = 8,578,221.60/x
  3. Step 3: Cross multiply
    11,097,645.60x = 16,646,468.40 × 8,578,221.60
  4. Step 4: Simplify right side
    11,097,645.60x = 142,797,094,792,597.44
  5. Step 5: Solve for x
    x = 142,797,094,792,597.44/11,097,645.60
  6. Step 6: Final answer
    x = 12,867,332.40

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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.