Home / 14,659,013.67-20,227,157.54-8,379,451.35

Finding the Fourth Proportional to 14,659,013.67, 20,227,157.54 and 8,379,451.35

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Solution

The fourth proportional to 14,659,013.67, 20,227,157.54 and 8,379,451.35 is: 11,562,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659,013.67 : 20,227,157.54 = 8,379,451.35 : x
  2. Step 2: Convert to fraction form
    14,659,013.67/20,227,157.54 = 8,379,451.35/x
  3. Step 3: Cross multiply
    14,659,013.67x = 20,227,157.54 × 8,379,451.35
  4. Step 4: Simplify right side
    14,659,013.67x = 169,492,482,513,318.41
  5. Step 5: Solve for x
    x = 169,492,482,513,318.41/14,659,013.67
  6. Step 6: Final answer
    x = 11,562,338.80

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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.