Home / 47,481,622.80-71,222,434.20-31,042,381.20

Finding the Fourth Proportional to 47,481,622.80, 71,222,434.20 and 31,042,381.20

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Solution

The fourth proportional to 47,481,622.80, 71,222,434.20 and 31,042,381.20 is: 46,563,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,481,622.80 : 71,222,434.20 = 31,042,381.20 : x
  2. Step 2: Convert to fraction form
    47,481,622.80/71,222,434.20 = 31,042,381.20/x
  3. Step 3: Cross multiply
    47,481,622.80x = 71,222,434.20 × 31,042,381.20
  4. Step 4: Simplify right side
    47,481,622.80x = 2,210,913,952,428,317
  5. Step 5: Solve for x
    x = 2,210,913,952,428,317/47,481,622.80
  6. Step 6: Final answer
    x = 46,563,571.80

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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.