Home / 19,516,847-26,933,407.14-10,815,164.84

Finding the Fourth Proportional to 19,516,847, 26,933,407.14 and 10,815,164.84

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Solution

The fourth proportional to 19,516,847, 26,933,407.14 and 10,815,164.84 is: 14,925,015.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516,847 : 26,933,407.14 = 10,815,164.84 : x
  2. Step 2: Convert to fraction form
    19,516,847/26,933,407.14 = 10,815,164.84/x
  3. Step 3: Cross multiply
    19,516,847x = 26,933,407.14 × 10,815,164.84
  4. Step 4: Simplify right side
    19,516,847x = 291,289,237,921,932.94
  5. Step 5: Solve for x
    x = 291,289,237,921,932.94/19,516,847
  6. Step 6: Final answer
    x = 14,925,015.19

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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.