Home / 6,393,412.40-8,823,082.24-3,816,588.72

Finding the Fourth Proportional to 6,393,412.40, 8,823,082.24 and 3,816,588.72

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Solution

The fourth proportional to 6,393,412.40, 8,823,082.24 and 3,816,588.72 is: 5,266,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393,412.40 : 8,823,082.24 = 3,816,588.72 : x
  2. Step 2: Convert to fraction form
    6,393,412.40/8,823,082.24 = 3,816,588.72/x
  3. Step 3: Cross multiply
    6,393,412.40x = 8,823,082.24 × 3,816,588.72
  4. Step 4: Simplify right side
    6,393,412.40x = 33,674,076,152,816.34
  5. Step 5: Solve for x
    x = 33,674,076,152,816.34/6,393,412.40
  6. Step 6: Final answer
    x = 5,266,995.78

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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.