Home / 8,072,356.67-11,139,939.15-4,401,243.28

Finding the Fourth Proportional to 8,072,356.67, 11,139,939.15 and 4,401,243.28

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Solution

The fourth proportional to 8,072,356.67, 11,139,939.15 and 4,401,243.28 is: 6,073,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,356.67 : 11,139,939.15 = 4,401,243.28 : x
  2. Step 2: Convert to fraction form
    8,072,356.67/11,139,939.15 = 4,401,243.28/x
  3. Step 3: Cross multiply
    8,072,356.67x = 11,139,939.15 × 4,401,243.28
  4. Step 4: Simplify right side
    8,072,356.67x = 49,029,582,323,546.41
  5. Step 5: Solve for x
    x = 49,029,582,323,546.41/8,072,356.67
  6. Step 6: Final answer
    x = 6,073,763.13

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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.