Home / 8,076,315.53-11,145,315.50-4,405,231.91

Finding the Fourth Proportional to 8,076,315.53, 11,145,315.50 and 4,405,231.91

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Solution

The fourth proportional to 8,076,315.53, 11,145,315.50 and 4,405,231.91 is: 6,079,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,315.53 : 11,145,315.50 = 4,405,231.91 : x
  2. Step 2: Convert to fraction form
    8,076,315.53/11,145,315.50 = 4,405,231.91/x
  3. Step 3: Cross multiply
    8,076,315.53x = 11,145,315.50 × 4,405,231.91
  4. Step 4: Simplify right side
    8,076,315.53x = 49,097,699,426,384.48
  5. Step 5: Solve for x
    x = 49,097,699,426,384.48/8,076,315.53
  6. Step 6: Final answer
    x = 6,079,220.07

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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.