Home / 12,719,347.82-17,551,106.87-8,598,345.44

Finding the Fourth Proportional to 12,719,347.82, 17,551,106.87 and 8,598,345.44

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Solution

The fourth proportional to 12,719,347.82, 17,551,106.87 and 8,598,345.44 is: 11,864,639.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,719,347.82 : 17,551,106.87 = 8,598,345.44 : x
  2. Step 2: Convert to fraction form
    12,719,347.82/17,551,106.87 = 8,598,345.44/x
  3. Step 3: Cross multiply
    12,719,347.82x = 17,551,106.87 × 8,598,345.44
  4. Step 4: Simplify right side
    12,719,347.82x = 150,910,479,591,869.91
  5. Step 5: Solve for x
    x = 150,910,479,591,869.91/12,719,347.82
  6. Step 6: Final answer
    x = 11,864,639.74

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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.