Home / 10,381,231.87-14,222,051.15-9,993,094.45

Finding the Fourth Proportional to 10,381,231.87, 14,222,051.15 and 9,993,094.45

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Solution

The fourth proportional to 10,381,231.87, 14,222,051.15 and 9,993,094.45 is: 13,690,311.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,381,231.87 : 14,222,051.15 = 9,993,094.45 : x
  2. Step 2: Convert to fraction form
    10,381,231.87/14,222,051.15 = 9,993,094.45/x
  3. Step 3: Cross multiply
    10,381,231.87x = 14,222,051.15 × 9,993,094.45
  4. Step 4: Simplify right side
    10,381,231.87x = 142,122,300,414,681.12
  5. Step 5: Solve for x
    x = 142,122,300,414,681.12/10,381,231.87
  6. Step 6: Final answer
    x = 13,690,311.73

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.