Home / 8,123,529.81-12,182,145.44-4,334,945.97

Finding the Fourth Proportional to 8,123,529.81, 12,182,145.44 and 4,334,945.97

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Solution

The fourth proportional to 8,123,529.81, 12,182,145.44 and 4,334,945.97 is: 6,500,738.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123,529.81 : 12,182,145.44 = 4,334,945.97 : x
  2. Step 2: Convert to fraction form
    8,123,529.81/12,182,145.44 = 4,334,945.97/x
  3. Step 3: Cross multiply
    8,123,529.81x = 12,182,145.44 × 4,334,945.97
  4. Step 4: Simplify right side
    8,123,529.81x = 52,808,942,259,407.15
  5. Step 5: Solve for x
    x = 52,808,942,259,407.15/8,123,529.81
  6. Step 6: Final answer
    x = 6,500,738.41

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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.