Home / 15,046,589.67-20,770,650.70-10,158,433.26

Finding the Fourth Proportional to 15,046,589.67, 20,770,650.70 and 10,158,433.26

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Solution

The fourth proportional to 15,046,589.67, 20,770,650.70 and 10,158,433.26 is: 14,022,929.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,046,589.67 : 20,770,650.70 = 10,158,433.26 : x
  2. Step 2: Convert to fraction form
    15,046,589.67/20,770,650.70 = 10,158,433.26/x
  3. Step 3: Cross multiply
    15,046,589.67x = 20,770,650.70 × 10,158,433.26
  4. Step 4: Simplify right side
    15,046,589.67x = 210,997,268,902,722.28
  5. Step 5: Solve for x
    x = 210,997,268,902,722.28/15,046,589.67
  6. Step 6: Final answer
    x = 14,022,929.68

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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.