Home / 8,076,386.49-11,145,448.26-4,405,381.98

Finding the Fourth Proportional to 8,076,386.49, 11,145,448.26 and 4,405,381.98

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Solution

The fourth proportional to 8,076,386.49, 11,145,448.26 and 4,405,381.98 is: 6,079,446.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,386.49 : 11,145,448.26 = 4,405,381.98 : x
  2. Step 2: Convert to fraction form
    8,076,386.49/11,145,448.26 = 4,405,381.98/x
  3. Step 3: Cross multiply
    8,076,386.49x = 11,145,448.26 × 4,405,381.98
  4. Step 4: Simplify right side
    8,076,386.49x = 49,099,956,923,626.36
  5. Step 5: Solve for x
    x = 49,099,956,923,626.36/8,076,386.49
  6. Step 6: Final answer
    x = 6,079,446.17

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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.