Home / 18,352,812.03-25,327,531.02-10,093,512.87

Finding the Fourth Proportional to 18,352,812.03, 25,327,531.02 and 10,093,512.87

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Solution

The fourth proportional to 18,352,812.03, 25,327,531.02 and 10,093,512.87 is: 13,929,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352,812.03 : 25,327,531.02 = 10,093,512.87 : x
  2. Step 2: Convert to fraction form
    18,352,812.03/25,327,531.02 = 10,093,512.87/x
  3. Step 3: Cross multiply
    18,352,812.03x = 25,327,531.02 × 10,093,512.87
  4. Step 4: Simplify right side
    18,352,812.03x = 255,643,760,296,778.97
  5. Step 5: Solve for x
    x = 255,643,760,296,778.97/18,352,812.03
  6. Step 6: Final answer
    x = 13,929,405.47

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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.