Home / 7,962,983.50-11,944,519-1,979,351.50

Finding the Fourth Proportional to 7,962,983.50, 11,944,519 and 1,979,351.50

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Solution

The fourth proportional to 7,962,983.50, 11,944,519 and 1,979,351.50 is: 2,969,038.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962,983.50 : 11,944,519 = 1,979,351.50 : x
  2. Step 2: Convert to fraction form
    7,962,983.50/11,944,519 = 1,979,351.50/x
  3. Step 3: Cross multiply
    7,962,983.50x = 11,944,519 × 1,979,351.50
  4. Step 4: Simplify right side
    7,962,983.50x = 23,642,401,599,428.50
  5. Step 5: Solve for x
    x = 23,642,401,599,428.50/7,962,983.50
  6. Step 6: Final answer
    x = 2,969,038.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.