Home / 19,076,288.22-26,311,952.79-12,954,087.90

Finding the Fourth Proportional to 19,076,288.22, 26,311,952.79 and 12,954,087.90

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Solution

The fourth proportional to 19,076,288.22, 26,311,952.79 and 12,954,087.90 is: 17,867,592.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076,288.22 : 26,311,952.79 = 12,954,087.90 : x
  2. Step 2: Convert to fraction form
    19,076,288.22/26,311,952.79 = 12,954,087.90/x
  3. Step 3: Cross multiply
    19,076,288.22x = 26,311,952.79 × 12,954,087.90
  4. Step 4: Simplify right side
    19,076,288.22x = 340,847,349,262,310.25
  5. Step 5: Solve for x
    x = 340,847,349,262,310.25/19,076,288.22
  6. Step 6: Final answer
    x = 17,867,592.76

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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.