Home / 10,517,393.28-15,777,664.50-3,326,537.28

Finding the Fourth Proportional to 10,517,393.28, 15,777,664.50 and 3,326,537.28

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Solution

The fourth proportional to 10,517,393.28, 15,777,664.50 and 3,326,537.28 is: 4,990,303.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517,393.28 : 15,777,664.50 = 3,326,537.28 : x
  2. Step 2: Convert to fraction form
    10,517,393.28/15,777,664.50 = 3,326,537.28/x
  3. Step 3: Cross multiply
    10,517,393.28x = 15,777,664.50 × 3,326,537.28
  4. Step 4: Simplify right side
    10,517,393.28x = 52,484,989,150,582.55
  5. Step 5: Solve for x
    x = 52,484,989,150,582.55/10,517,393.28
  6. Step 6: Final answer
    x = 4,990,303.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.