Home / 22,422,275.21-30,942,738.77-12,108,997.40

Finding the Fourth Proportional to 22,422,275.21, 30,942,738.77 and 12,108,997.40

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Solution

The fourth proportional to 22,422,275.21, 30,942,738.77 and 12,108,997.40 is: 16,710,415.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,422,275.21 : 30,942,738.77 = 12,108,997.40 : x
  2. Step 2: Convert to fraction form
    22,422,275.21/30,942,738.77 = 12,108,997.40/x
  3. Step 3: Cross multiply
    22,422,275.21x = 30,942,738.77 × 12,108,997.40
  4. Step 4: Simplify right side
    22,422,275.21x = 374,685,543,099,550.50
  5. Step 5: Solve for x
    x = 374,685,543,099,550.50/22,422,275.21
  6. Step 6: Final answer
    x = 16,710,415.86

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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.