Home / 14,762,381.18-20,372,098.71-8,236,011.65

Finding the Fourth Proportional to 14,762,381.18, 20,372,098.71 and 8,236,011.65

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Solution

The fourth proportional to 14,762,381.18, 20,372,098.71 and 8,236,011.65 is: 11,365,703.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,381.18 : 20,372,098.71 = 8,236,011.65 : x
  2. Step 2: Convert to fraction form
    14,762,381.18/20,372,098.71 = 8,236,011.65/x
  3. Step 3: Cross multiply
    14,762,381.18x = 20,372,098.71 × 8,236,011.65
  4. Step 4: Simplify right side
    14,762,381.18x = 167,784,842,167,469.41
  5. Step 5: Solve for x
    x = 167,784,842,167,469.41/14,762,381.18
  6. Step 6: Final answer
    x = 11,365,703.15

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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.