Home / 13,494,119.10-18,602,514.32-9,619,914.22

Finding the Fourth Proportional to 13,494,119.10, 18,602,514.32 and 9,619,914.22

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Solution

The fourth proportional to 13,494,119.10, 18,602,514.32 and 9,619,914.22 is: 13,261,672.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494,119.10 : 18,602,514.32 = 9,619,914.22 : x
  2. Step 2: Convert to fraction form
    13,494,119.10/18,602,514.32 = 9,619,914.22/x
  3. Step 3: Cross multiply
    13,494,119.10x = 18,602,514.32 × 9,619,914.22
  4. Step 4: Simplify right side
    13,494,119.10x = 178,954,592,034,721.66
  5. Step 5: Solve for x
    x = 178,954,592,034,721.66/13,494,119.10
  6. Step 6: Final answer
    x = 13,261,672.79

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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.