Home / 14,231,514.29-19,639,251.56-7,705,090.76

Finding the Fourth Proportional to 14,231,514.29, 19,639,251.56 and 7,705,090.76

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Solution

The fourth proportional to 14,231,514.29, 19,639,251.56 and 7,705,090.76 is: 10,632,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,514.29 : 19,639,251.56 = 7,705,090.76 : x
  2. Step 2: Convert to fraction form
    14,231,514.29/19,639,251.56 = 7,705,090.76/x
  3. Step 3: Cross multiply
    14,231,514.29x = 19,639,251.56 × 7,705,090.76
  4. Step 4: Simplify right side
    14,231,514.29x = 151,322,215,591,549.88
  5. Step 5: Solve for x
    x = 151,322,215,591,549.88/14,231,514.29
  6. Step 6: Final answer
    x = 10,632,896.30

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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.