Home / 13,348,048-18,435,512.64-9,048,231.04

Finding the Fourth Proportional to 13,348,048, 18,435,512.64 and 9,048,231.04

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Solution

The fourth proportional to 13,348,048, 18,435,512.64 and 9,048,231.04 is: 12,496,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,048 : 18,435,512.64 = 9,048,231.04 : x
  2. Step 2: Convert to fraction form
    13,348,048/18,435,512.64 = 9,048,231.04/x
  3. Step 3: Cross multiply
    13,348,048x = 18,435,512.64 × 9,048,231.04
  4. Step 4: Simplify right side
    13,348,048x = 166,808,777,707,560.34
  5. Step 5: Solve for x
    x = 166,808,777,707,560.34/13,348,048
  6. Step 6: Final answer
    x = 12,496,866.79

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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.