Home / 18,424,747.43-25,426,009.46-10,165,157.84

Finding the Fourth Proportional to 18,424,747.43, 25,426,009.46 and 10,165,157.84

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Solution

The fourth proportional to 18,424,747.43, 25,426,009.46 and 10,165,157.84 is: 14,027,839.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424,747.43 : 25,426,009.46 = 10,165,157.84 : x
  2. Step 2: Convert to fraction form
    18,424,747.43/25,426,009.46 = 10,165,157.84/x
  3. Step 3: Cross multiply
    18,424,747.43x = 25,426,009.46 × 10,165,157.84
  4. Step 4: Simplify right side
    18,424,747.43x = 258,459,399,491,211.06
  5. Step 5: Solve for x
    x = 258,459,399,491,211.06/18,424,747.43
  6. Step 6: Final answer
    x = 14,027,839.48

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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.