Home / 55,163,446.94-76,126,070.22-30,384,513.38

Finding the Fourth Proportional to 55,163,446.94, 76,126,070.22 and 30,384,513.38

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Solution

The fourth proportional to 55,163,446.94, 76,126,070.22 and 30,384,513.38 is: 41,930,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,163,446.94 : 76,126,070.22 = 30,384,513.38 : x
  2. Step 2: Convert to fraction form
    55,163,446.94/76,126,070.22 = 30,384,513.38/x
  3. Step 3: Cross multiply
    55,163,446.94x = 76,126,070.22 × 30,384,513.38
  4. Step 4: Simplify right side
    55,163,446.94x = 2,313,053,599,166,409.50
  5. Step 5: Solve for x
    x = 2,313,053,599,166,409.50/55,163,446.94
  6. Step 6: Final answer
    x = 41,930,911.27

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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.