Home / 14,501,053.28-20,010,995.39-7,974,662.56

Finding the Fourth Proportional to 14,501,053.28, 20,010,995.39 and 7,974,662.56

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Solution

The fourth proportional to 14,501,053.28, 20,010,995.39 and 7,974,662.56 is: 11,004,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,053.28 : 20,010,995.39 = 7,974,662.56 : x
  2. Step 2: Convert to fraction form
    14,501,053.28/20,010,995.39 = 7,974,662.56/x
  3. Step 3: Cross multiply
    14,501,053.28x = 20,010,995.39 × 7,974,662.56
  4. Step 4: Simplify right side
    14,501,053.28x = 159,580,935,694,874.75
  5. Step 5: Solve for x
    x = 159,580,935,694,874.75/14,501,053.28
  6. Step 6: Final answer
    x = 11,004,782.38

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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.