Home / 41,193,857.80-61,790,786.70-31,657,371.40

Finding the Fourth Proportional to 41,193,857.80, 61,790,786.70 and 31,657,371.40

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Solution

The fourth proportional to 41,193,857.80, 61,790,786.70 and 31,657,371.40 is: 47,486,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,193,857.80 : 61,790,786.70 = 31,657,371.40 : x
  2. Step 2: Convert to fraction form
    41,193,857.80/61,790,786.70 = 31,657,371.40/x
  3. Step 3: Cross multiply
    41,193,857.80x = 61,790,786.70 × 31,657,371.40
  4. Step 4: Simplify right side
    41,193,857.80x = 1,956,133,883,660,080.50
  5. Step 5: Solve for x
    x = 1,956,133,883,660,080.50/41,193,857.80
  6. Step 6: Final answer
    x = 47,486,057.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.