Home / 14,076,909.65-21,107,666.94-11,177,626.62

Finding the Fourth Proportional to 14,076,909.65, 21,107,666.94 and 11,177,626.62

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Solution

The fourth proportional to 14,076,909.65, 21,107,666.94 and 11,177,626.62 is: 16,760,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076,909.65 : 21,107,666.94 = 11,177,626.62 : x
  2. Step 2: Convert to fraction form
    14,076,909.65/21,107,666.94 = 11,177,626.62/x
  3. Step 3: Cross multiply
    14,076,909.65x = 21,107,666.94 × 11,177,626.62
  4. Step 4: Simplify right side
    14,076,909.65x = 235,933,619,874,637.94
  5. Step 5: Solve for x
    x = 235,933,619,874,637.94/14,076,909.65
  6. Step 6: Final answer
    x = 16,760,327.78

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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.