Home / 13,970,899.74-20,956,350.57-3,873,521.02

Finding the Fourth Proportional to 13,970,899.74, 20,956,350.57 and 3,873,521.02

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Solution

The fourth proportional to 13,970,899.74, 20,956,350.57 and 3,873,521.02 is: 5,810,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,970,899.74 : 20,956,350.57 = 3,873,521.02 : x
  2. Step 2: Convert to fraction form
    13,970,899.74/20,956,350.57 = 3,873,521.02/x
  3. Step 3: Cross multiply
    13,970,899.74x = 20,956,350.57 × 3,873,521.02
  4. Step 4: Simplify right side
    13,970,899.74x = 81,174,864,435,383.98
  5. Step 5: Solve for x
    x = 81,174,864,435,383.98/13,970,899.74
  6. Step 6: Final answer
    x = 5,810,281.80

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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.