Home / 8,028,712.21-12,042,963.96-1,963,496.51

Finding the Fourth Proportional to 8,028,712.21, 12,042,963.96 and 1,963,496.51

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Solution

The fourth proportional to 8,028,712.21, 12,042,963.96 and 1,963,496.51 is: 2,945,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028,712.21 : 12,042,963.96 = 1,963,496.51 : x
  2. Step 2: Convert to fraction form
    8,028,712.21/12,042,963.96 = 1,963,496.51/x
  3. Step 3: Cross multiply
    8,028,712.21x = 12,042,963.96 × 1,963,496.51
  4. Step 4: Simplify right side
    8,028,712.21x = 23,646,317,705,515.78
  5. Step 5: Solve for x
    x = 23,646,317,705,515.78/8,028,712.21
  6. Step 6: Final answer
    x = 2,945,219.24

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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.