Home / 20,645,885.27-30,966,826.80-6,269,079.44

Finding the Fourth Proportional to 20,645,885.27, 30,966,826.80 and 6,269,079.44

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Solution

The fourth proportional to 20,645,885.27, 30,966,826.80 and 6,269,079.44 is: 9,403,011.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,645,885.27 : 30,966,826.80 = 6,269,079.44 : x
  2. Step 2: Convert to fraction form
    20,645,885.27/30,966,826.80 = 6,269,079.44/x
  3. Step 3: Cross multiply
    20,645,885.27x = 30,966,826.80 × 6,269,079.44
  4. Step 4: Simplify right side
    20,645,885.27x = 194,133,497,314,847.09
  5. Step 5: Solve for x
    x = 194,133,497,314,847.09/20,645,885.27
  6. Step 6: Final answer
    x = 9,403,011.53

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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.