Home / 14,181,398.82-19,570,370.91-8,221,963.77

Finding the Fourth Proportional to 14,181,398.82, 19,570,370.91 and 8,221,963.77

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Solution

The fourth proportional to 14,181,398.82, 19,570,370.91 and 8,221,963.77 is: 11,346,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181,398.82 : 19,570,370.91 = 8,221,963.77 : x
  2. Step 2: Convert to fraction form
    14,181,398.82/19,570,370.91 = 8,221,963.77/x
  3. Step 3: Cross multiply
    14,181,398.82x = 19,570,370.91 × 8,221,963.77
  4. Step 4: Simplify right side
    14,181,398.82x = 160,906,880,524,736.28
  5. Step 5: Solve for x
    x = 160,906,880,524,736.28/14,181,398.82
  6. Step 6: Final answer
    x = 11,346,333.50

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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.