Home / 6,368,628.21-8,788,474.89-3,467,955.42

Finding the Fourth Proportional to 6,368,628.21, 8,788,474.89 and 3,467,955.42

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Solution

The fourth proportional to 6,368,628.21, 8,788,474.89 and 3,467,955.42 is: 4,785,652.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368,628.21 : 8,788,474.89 = 3,467,955.42 : x
  2. Step 2: Convert to fraction form
    6,368,628.21/8,788,474.89 = 3,467,955.42/x
  3. Step 3: Cross multiply
    6,368,628.21x = 8,788,474.89 × 3,467,955.42
  4. Step 4: Simplify right side
    6,368,628.21x = 30,478,039,128,309.41
  5. Step 5: Solve for x
    x = 30,478,039,128,309.41/6,368,628.21
  6. Step 6: Final answer
    x = 4,785,652.13

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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.