Home / 13,614,331.79-18,787,778.26-7,502,760.29

Finding the Fourth Proportional to 13,614,331.79, 18,787,778.26 and 7,502,760.29

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Solution

The fourth proportional to 13,614,331.79, 18,787,778.26 and 7,502,760.29 is: 10,353,809.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,331.79 : 18,787,778.26 = 7,502,760.29 : x
  2. Step 2: Convert to fraction form
    13,614,331.79/18,787,778.26 = 7,502,760.29/x
  3. Step 3: Cross multiply
    13,614,331.79x = 18,787,778.26 × 7,502,760.29
  4. Step 4: Simplify right side
    13,614,331.79x = 140,960,196,628,939.50
  5. Step 5: Solve for x
    x = 140,960,196,628,939.50/13,614,331.79
  6. Step 6: Final answer
    x = 10,353,809.41

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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.