Home / 13,923,595.38-19,215,777.51-8,124,245.49

Finding the Fourth Proportional to 13,923,595.38, 19,215,777.51 and 8,124,245.49

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Solution

The fourth proportional to 13,923,595.38, 19,215,777.51 and 8,124,245.49 is: 11,212,168.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923,595.38 : 19,215,777.51 = 8,124,245.49 : x
  2. Step 2: Convert to fraction form
    13,923,595.38/19,215,777.51 = 8,124,245.49/x
  3. Step 3: Cross multiply
    13,923,595.38x = 19,215,777.51 × 8,124,245.49
  4. Step 4: Simplify right side
    13,923,595.38x = 156,113,693,772,460.94
  5. Step 5: Solve for x
    x = 156,113,693,772,460.94/13,923,595.38
  6. Step 6: Final answer
    x = 11,212,168.23

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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.