Home / 14,501,067.86-20,011,015.61-7,974,677.14

Finding the Fourth Proportional to 14,501,067.86, 20,011,015.61 and 7,974,677.14

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Solution

The fourth proportional to 14,501,067.86, 20,011,015.61 and 7,974,677.14 is: 11,004,802.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,067.86 : 20,011,015.61 = 7,974,677.14 : x
  2. Step 2: Convert to fraction form
    14,501,067.86/20,011,015.61 = 7,974,677.14/x
  3. Step 3: Cross multiply
    14,501,067.86x = 20,011,015.61 × 7,974,677.14
  4. Step 4: Simplify right side
    14,501,067.86x = 159,581,388,673,254.28
  5. Step 5: Solve for x
    x = 159,581,388,673,254.28/14,501,067.86
  6. Step 6: Final answer
    x = 11,004,802.56

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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.