Home / 16,008,161.76-22,091,258.55-8,665,989.45

Finding the Fourth Proportional to 16,008,161.76, 22,091,258.55 and 8,665,989.45

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Solution

The fourth proportional to 16,008,161.76, 22,091,258.55 and 8,665,989.45 is: 11,959,062.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,008,161.76 : 22,091,258.55 = 8,665,989.45 : x
  2. Step 2: Convert to fraction form
    16,008,161.76/22,091,258.55 = 8,665,989.45/x
  3. Step 3: Cross multiply
    16,008,161.76x = 22,091,258.55 × 8,665,989.45
  4. Step 4: Simplify right side
    16,008,161.76x = 191,442,613,531,522.28
  5. Step 5: Solve for x
    x = 191,442,613,531,522.28/16,008,161.76
  6. Step 6: Final answer
    x = 11,959,062.91

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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.