Home / 12,287,857.41-16,963,617.96-8,976,433.32

Finding the Fourth Proportional to 12,287,857.41, 16,963,617.96 and 8,976,433.32

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Solution

The fourth proportional to 12,287,857.41, 16,963,617.96 and 8,976,433.32 is: 12,392,134.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,287,857.41 : 16,963,617.96 = 8,976,433.32 : x
  2. Step 2: Convert to fraction form
    12,287,857.41/16,963,617.96 = 8,976,433.32/x
  3. Step 3: Cross multiply
    12,287,857.41x = 16,963,617.96 × 8,976,433.32
  4. Step 4: Simplify right side
    12,287,857.41x = 152,272,785,483,894.44
  5. Step 5: Solve for x
    x = 152,272,785,483,894.44/12,287,857.41
  6. Step 6: Final answer
    x = 12,392,134.80

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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.