Home / 22,810,078.20-31,477,947.66-12,496,579.32

Finding the Fourth Proportional to 22,810,078.20, 31,477,947.66 and 12,496,579.32

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Solution

The fourth proportional to 22,810,078.20, 31,477,947.66 and 12,496,579.32 is: 17,245,301.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,810,078.20 : 31,477,947.66 = 12,496,579.32 : x
  2. Step 2: Convert to fraction form
    22,810,078.20/31,477,947.66 = 12,496,579.32/x
  3. Step 3: Cross multiply
    22,810,078.20x = 31,477,947.66 × 12,496,579.32
  4. Step 4: Simplify right side
    22,810,078.20x = 393,366,669,763,998.38
  5. Step 5: Solve for x
    x = 393,366,669,763,998.38/22,810,078.20
  6. Step 6: Final answer
    x = 17,245,301.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.