Home / 16,042,944.48-22,142,093.76-9,520,170.72

Finding the Fourth Proportional to 16,042,944.48, 22,142,093.76 and 9,520,170.72

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Solution

The fourth proportional to 16,042,944.48, 22,142,093.76 and 9,520,170.72 is: 13,139,515.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,042,944.48 : 22,142,093.76 = 9,520,170.72 : x
  2. Step 2: Convert to fraction form
    16,042,944.48/22,142,093.76 = 9,520,170.72/x
  3. Step 3: Cross multiply
    16,042,944.48x = 22,142,093.76 × 9,520,170.72
  4. Step 4: Simplify right side
    16,042,944.48x = 210,796,512,693,446.75
  5. Step 5: Solve for x
    x = 210,796,512,693,446.75/16,042,944.48
  6. Step 6: Final answer
    x = 13,139,515.19

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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.