Home / 6,688,014.54-9,229,687.25-6,381,558.88

Finding the Fourth Proportional to 6,688,014.54, 9,229,687.25 and 6,381,558.88

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Solution

The fourth proportional to 6,688,014.54, 9,229,687.25 and 6,381,558.88 is: 8,806,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,014.54 : 9,229,687.25 = 6,381,558.88 : x
  2. Step 2: Convert to fraction form
    6,688,014.54/9,229,687.25 = 6,381,558.88/x
  3. Step 3: Cross multiply
    6,688,014.54x = 9,229,687.25 × 6,381,558.88
  4. Step 4: Simplify right side
    6,688,014.54x = 58,899,792,609,489.59
  5. Step 5: Solve for x
    x = 58,899,792,609,489.59/6,688,014.54
  6. Step 6: Final answer
    x = 8,806,768.03

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1.5x scale

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.