Home / 18,578,543.70-27,867,815.55-14,327,015.70

Finding the Fourth Proportional to 18,578,543.70, 27,867,815.55 and 14,327,015.70

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Solution

The fourth proportional to 18,578,543.70, 27,867,815.55 and 14,327,015.70 is: 21,490,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,578,543.70 : 27,867,815.55 = 14,327,015.70 : x
  2. Step 2: Convert to fraction form
    18,578,543.70/27,867,815.55 = 14,327,015.70/x
  3. Step 3: Cross multiply
    18,578,543.70x = 27,867,815.55 × 14,327,015.70
  4. Step 4: Simplify right side
    18,578,543.70x = 399,262,630,909,554.12
  5. Step 5: Solve for x
    x = 399,262,630,909,554.12/18,578,543.70
  6. Step 6: Final answer
    x = 21,490,523.55

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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.