Home / 12,294,707.24-16,950,920.80-10,081,414.64

Finding the Fourth Proportional to 12,294,707.24, 16,950,920.80 and 10,081,414.64

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Solution

The fourth proportional to 12,294,707.24, 16,950,920.80 and 10,081,414.64 is: 13,899,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,707.24 : 16,950,920.80 = 10,081,414.64 : x
  2. Step 2: Convert to fraction form
    12,294,707.24/16,950,920.80 = 10,081,414.64/x
  3. Step 3: Cross multiply
    12,294,707.24x = 16,950,920.80 × 10,081,414.64
  4. Step 4: Simplify right side
    12,294,707.24x = 170,889,261,114,600.53
  5. Step 5: Solve for x
    x = 170,889,261,114,600.53/12,294,707.24
  6. Step 6: Final answer
    x = 13,899,416.86

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1.5x scale

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.