Home / 19,007,820.75-26,221,137-12,026,734.26

Finding the Fourth Proportional to 19,007,820.75, 26,221,137 and 12,026,734.26

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Solution

The fourth proportional to 19,007,820.75, 26,221,137 and 12,026,734.26 is: 16,590,783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007,820.75 : 26,221,137 = 12,026,734.26 : x
  2. Step 2: Convert to fraction form
    19,007,820.75/26,221,137 = 12,026,734.26/x
  3. Step 3: Cross multiply
    19,007,820.75x = 26,221,137 × 12,026,734.26
  4. Step 4: Simplify right side
    19,007,820.75x = 315,354,646,694,053.62
  5. Step 5: Solve for x
    x = 315,354,646,694,053.62/19,007,820.75
  6. Step 6: Final answer
    x = 16,590,783.91

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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.