Home / 12,019,034.44-18,046,561.64-10,404,782.40

Finding the Fourth Proportional to 12,019,034.44, 18,046,561.64 and 10,404,782.40

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Solution

The fourth proportional to 12,019,034.44, 18,046,561.64 and 10,404,782.40 is: 15,622,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,019,034.44 : 18,046,561.64 = 10,404,782.40 : x
  2. Step 2: Convert to fraction form
    12,019,034.44/18,046,561.64 = 10,404,782.40/x
  3. Step 3: Cross multiply
    12,019,034.44x = 18,046,561.64 × 10,404,782.40
  4. Step 4: Simplify right side
    12,019,034.44x = 187,770,546,932,387.16
  5. Step 5: Solve for x
    x = 187,770,546,932,387.16/12,019,034.44
  6. Step 6: Final answer
    x = 15,622,764.70

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1.5x scale

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.