Home / 18,403,984.78-25,397,599.89-10,673,610.46

Finding the Fourth Proportional to 18,403,984.78, 25,397,599.89 and 10,673,610.46

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Solution

The fourth proportional to 18,403,984.78, 25,397,599.89 and 10,673,610.46 is: 14,729,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,984.78 : 25,397,599.89 = 10,673,610.46 : x
  2. Step 2: Convert to fraction form
    18,403,984.78/25,397,599.89 = 10,673,610.46/x
  3. Step 3: Cross multiply
    18,403,984.78x = 25,397,599.89 × 10,673,610.46
  4. Step 4: Simplify right side
    18,403,984.78x = 271,084,087,844,798.88
  5. Step 5: Solve for x
    x = 271,084,087,844,798.88/18,403,984.78
  6. Step 6: Final answer
    x = 14,729,640.95

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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.