Home / 8,072,393.64-11,139,990.10-4,401,280.20

Finding the Fourth Proportional to 8,072,393.64, 11,139,990.10 and 4,401,280.20

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Solution

The fourth proportional to 8,072,393.64, 11,139,990.10 and 4,401,280.20 is: 6,073,814.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,393.64 : 11,139,990.10 = 4,401,280.20 : x
  2. Step 2: Convert to fraction form
    8,072,393.64/11,139,990.10 = 4,401,280.20/x
  3. Step 3: Cross multiply
    8,072,393.64x = 11,139,990.10 × 4,401,280.20
  4. Step 4: Simplify right side
    8,072,393.64x = 49,030,217,855,326.02
  5. Step 5: Solve for x
    x = 49,030,217,855,326.02/8,072,393.64
  6. Step 6: Final answer
    x = 6,073,814.04

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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.