Home / 8,005,968.56-12,010,197.00-2,688,428.72

Finding the Fourth Proportional to 8,005,968.56, 12,010,197.00 and 2,688,428.72

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Solution

The fourth proportional to 8,005,968.56, 12,010,197.00 and 2,688,428.72 is: 4,033,060.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005,968.56 : 12,010,197.00 = 2,688,428.72 : x
  2. Step 2: Convert to fraction form
    8,005,968.56/12,010,197.00 = 2,688,428.72/x
  3. Step 3: Cross multiply
    8,005,968.56x = 12,010,197.00 × 2,688,428.72
  4. Step 4: Simplify right side
    8,005,968.56x = 32,288,558,587,764.94
  5. Step 5: Solve for x
    x = 32,288,558,587,764.94/8,005,968.56
  6. Step 6: Final answer
    x = 4,033,060.88

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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.