Home / 31,771,458.36-47,651,092.34-12,340,662.84

Finding the Fourth Proportional to 31,771,458.36, 47,651,092.34 and 12,340,662.84

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Solution

The fourth proportional to 31,771,458.36, 47,651,092.34 and 12,340,662.84 is: 18,508,626.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,771,458.36 : 47,651,092.34 = 12,340,662.84 : x
  2. Step 2: Convert to fraction form
    31,771,458.36/47,651,092.34 = 12,340,662.84/x
  3. Step 3: Cross multiply
    31,771,458.36x = 47,651,092.34 × 12,340,662.84
  4. Step 4: Simplify right side
    31,771,458.36x = 588,046,064,525,646.62
  5. Step 5: Solve for x
    x = 588,046,064,525,646.62/31,771,458.36
  6. Step 6: Final answer
    x = 18,508,626.76

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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.