Home / 16,120,276.75-22,245,663.58-8,778,200.23

Finding the Fourth Proportional to 16,120,276.75, 22,245,663.58 and 8,778,200.23

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Solution

The fourth proportional to 16,120,276.75, 22,245,663.58 and 8,778,200.23 is: 12,113,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120,276.75 : 22,245,663.58 = 8,778,200.23 : x
  2. Step 2: Convert to fraction form
    16,120,276.75/22,245,663.58 = 8,778,200.23/x
  3. Step 3: Cross multiply
    16,120,276.75x = 22,245,663.58 × 8,778,200.23
  4. Step 4: Simplify right side
    16,120,276.75x = 195,276,889,154,458.62
  5. Step 5: Solve for x
    x = 195,276,889,154,458.62/16,120,276.75
  6. Step 6: Final answer
    x = 12,113,742.97

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Double scale
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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.