Home / 8,179,637.94-11,287,386.99-4,508,352.45

Finding the Fourth Proportional to 8,179,637.94, 11,287,386.99 and 4,508,352.45

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Solution

The fourth proportional to 8,179,637.94, 11,287,386.99 and 4,508,352.45 is: 6,221,243.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,637.94 : 11,287,386.99 = 4,508,352.45 : x
  2. Step 2: Convert to fraction form
    8,179,637.94/11,287,386.99 = 4,508,352.45/x
  3. Step 3: Cross multiply
    8,179,637.94x = 11,287,386.99 × 4,508,352.45
  4. Step 4: Simplify right side
    8,179,637.94x = 50,887,518,790,464.62
  5. Step 5: Solve for x
    x = 50,887,518,790,464.62/8,179,637.94
  6. Step 6: Final answer
    x = 6,221,243.43

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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.