Home / 31,243,832.60-43,116,007.41-17,493,288.80

Finding the Fourth Proportional to 31,243,832.60, 43,116,007.41 and 17,493,288.80

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Solution

The fourth proportional to 31,243,832.60, 43,116,007.41 and 17,493,288.80 is: 24,140,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,243,832.60 : 43,116,007.41 = 17,493,288.80 : x
  2. Step 2: Convert to fraction form
    31,243,832.60/43,116,007.41 = 17,493,288.80/x
  3. Step 3: Cross multiply
    31,243,832.60x = 43,116,007.41 × 17,493,288.80
  4. Step 4: Simplify right side
    31,243,832.60x = 754,240,769,310,490
  5. Step 5: Solve for x
    x = 754,240,769,310,490/31,243,832.60
  6. Step 6: Final answer
    x = 24,140,468.91

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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.