Home / 18,404,057.76-25,397,700.24-10,673,683.36

Finding the Fourth Proportional to 18,404,057.76, 25,397,700.24 and 10,673,683.36

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Solution

The fourth proportional to 18,404,057.76, 25,397,700.24 and 10,673,683.36 is: 14,729,741.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,057.76 : 25,397,700.24 = 10,673,683.36 : x
  2. Step 2: Convert to fraction form
    18,404,057.76/25,397,700.24 = 10,673,683.36/x
  3. Step 3: Cross multiply
    18,404,057.76x = 25,397,700.24 × 10,673,683.36
  4. Step 4: Simplify right side
    18,404,057.76x = 271,087,010,433,955.97
  5. Step 5: Solve for x
    x = 271,087,010,433,955.97/18,404,057.76
  6. Step 6: Final answer
    x = 14,729,741.34

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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.