Home / 14,762,382.18-20,372,100.09-8,236,012.65

Finding the Fourth Proportional to 14,762,382.18, 20,372,100.09 and 8,236,012.65

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Solution

The fourth proportional to 14,762,382.18, 20,372,100.09 and 8,236,012.65 is: 11,365,704.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,382.18 : 20,372,100.09 = 8,236,012.65 : x
  2. Step 2: Convert to fraction form
    14,762,382.18/20,372,100.09 = 8,236,012.65/x
  3. Step 3: Cross multiply
    14,762,382.18x = 20,372,100.09 × 8,236,012.65
  4. Step 4: Simplify right side
    14,762,382.18x = 167,784,874,048,306.16
  5. Step 5: Solve for x
    x = 167,784,874,048,306.16/14,762,382.18
  6. Step 6: Final answer
    x = 11,365,704.53

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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.