Home / 13,361,601.30-18,439,224.12-7,250,029.80

Finding the Fourth Proportional to 13,361,601.30, 18,439,224.12 and 7,250,029.80

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Solution

The fourth proportional to 13,361,601.30, 18,439,224.12 and 7,250,029.80 is: 10,005,157.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,601.30 : 18,439,224.12 = 7,250,029.80 : x
  2. Step 2: Convert to fraction form
    13,361,601.30/18,439,224.12 = 7,250,029.80/x
  3. Step 3: Cross multiply
    13,361,601.30x = 18,439,224.12 × 7,250,029.80
  4. Step 4: Simplify right side
    13,361,601.30x = 133,684,924,358,878.78
  5. Step 5: Solve for x
    x = 133,684,924,358,878.78/13,361,601.30
  6. Step 6: Final answer
    x = 10,005,157.42

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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.