Home / 18,578,543.20-27,867,814.80-14,327,015.20

Finding the Fourth Proportional to 18,578,543.20, 27,867,814.80 and 14,327,015.20

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Solution

The fourth proportional to 18,578,543.20, 27,867,814.80 and 14,327,015.20 is: 21,490,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,578,543.20 : 27,867,814.80 = 14,327,015.20 : x
  2. Step 2: Convert to fraction form
    18,578,543.20/27,867,814.80 = 14,327,015.20/x
  3. Step 3: Cross multiply
    18,578,543.20x = 27,867,814.80 × 14,327,015.20
  4. Step 4: Simplify right side
    18,578,543.20x = 399,262,606,230,384.94
  5. Step 5: Solve for x
    x = 399,262,606,230,384.94/18,578,543.20
  6. Step 6: Final answer
    x = 21,490,522.80

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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.