Home / 14,858,719.98-20,496,346.11-9,343,365.90

Finding the Fourth Proportional to 14,858,719.98, 20,496,346.11 and 9,343,365.90

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Solution

The fourth proportional to 14,858,719.98, 20,496,346.11 and 9,343,365.90 is: 12,888,382.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858,719.98 : 20,496,346.11 = 9,343,365.90 : x
  2. Step 2: Convert to fraction form
    14,858,719.98/20,496,346.11 = 9,343,365.90/x
  3. Step 3: Cross multiply
    14,858,719.98x = 20,496,346.11 × 9,343,365.90
  4. Step 4: Simplify right side
    14,858,719.98x = 191,504,861,318,771.66
  5. Step 5: Solve for x
    x = 191,504,861,318,771.66/14,858,719.98
  6. Step 6: Final answer
    x = 12,888,382.15

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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.