Home / 7,221,443.92-10,767,604.24-7,023,039.28

Finding the Fourth Proportional to 7,221,443.92, 10,767,604.24 and 7,023,039.28

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Solution

The fourth proportional to 7,221,443.92, 10,767,604.24 and 7,023,039.28 is: 10,471,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,221,443.92 : 10,767,604.24 = 7,023,039.28 : x
  2. Step 2: Convert to fraction form
    7,221,443.92/10,767,604.24 = 7,023,039.28/x
  3. Step 3: Cross multiply
    7,221,443.92x = 10,767,604.24 × 7,023,039.28
  4. Step 4: Simplify right side
    7,221,443.92x = 75,621,307,529,014.55
  5. Step 5: Solve for x
    x = 75,621,307,529,014.55/7,221,443.92
  6. Step 6: Final answer
    x = 10,471,771.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.