Home / 22,421,738.76-30,941,998.34-12,108,461.64

Finding the Fourth Proportional to 22,421,738.76, 30,941,998.34 and 12,108,461.64

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Solution

The fourth proportional to 22,421,738.76, 30,941,998.34 and 12,108,461.64 is: 16,709,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,738.76 : 30,941,998.34 = 12,108,461.64 : x
  2. Step 2: Convert to fraction form
    22,421,738.76/30,941,998.34 = 12,108,461.64/x
  3. Step 3: Cross multiply
    22,421,738.76x = 30,941,998.34 × 12,108,461.64
  4. Step 4: Simplify right side
    22,421,738.76x = 374,659,999,964,833.69
  5. Step 5: Solve for x
    x = 374,659,999,964,833.69/22,421,738.76
  6. Step 6: Final answer
    x = 16,709,676.44

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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.