Home / 18,382,232.56-25,367,480.93-10,122,275.16

Finding the Fourth Proportional to 18,382,232.56, 25,367,480.93 and 10,122,275.16

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Solution

The fourth proportional to 18,382,232.56, 25,367,480.93 and 10,122,275.16 is: 13,968,739.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382,232.56 : 25,367,480.93 = 10,122,275.16 : x
  2. Step 2: Convert to fraction form
    18,382,232.56/25,367,480.93 = 10,122,275.16/x
  3. Step 3: Cross multiply
    18,382,232.56x = 25,367,480.93 × 10,122,275.16
  4. Step 4: Simplify right side
    18,382,232.56x = 256,776,622,089,512.69
  5. Step 5: Solve for x
    x = 256,776,622,089,512.69/18,382,232.56
  6. Step 6: Final answer
    x = 13,968,739.72

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1.5x scale

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.