Home / 7,763,501.70-11,646,635.22-2,645,647.92

Finding the Fourth Proportional to 7,763,501.70, 11,646,635.22 and 2,645,647.92

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Solution

The fourth proportional to 7,763,501.70, 11,646,635.22 and 2,645,647.92 is: 3,968,943.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,501.70 : 11,646,635.22 = 2,645,647.92 : x
  2. Step 2: Convert to fraction form
    7,763,501.70/11,646,635.22 = 2,645,647.92/x
  3. Step 3: Cross multiply
    7,763,501.70x = 11,646,635.22 × 2,645,647.92
  4. Step 4: Simplify right side
    7,763,501.70x = 30,812,896,244,791.74
  5. Step 5: Solve for x
    x = 30,812,896,244,791.74/7,763,501.70
  6. Step 6: Final answer
    x = 3,968,943.07

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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.