Home / 13,549,255.30-18,672,197.79-13,300,253.20

Finding the Fourth Proportional to 13,549,255.30, 18,672,197.79 and 13,300,253.20

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Solution

The fourth proportional to 13,549,255.30, 18,672,197.79 and 13,300,253.20 is: 18,329,048.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549,255.30 : 18,672,197.79 = 13,300,253.20 : x
  2. Step 2: Convert to fraction form
    13,549,255.30/18,672,197.79 = 13,300,253.20/x
  3. Step 3: Cross multiply
    13,549,255.30x = 18,672,197.79 × 13,300,253.20
  4. Step 4: Simplify right side
    13,549,255.30x = 248,344,958,407,480.41
  5. Step 5: Solve for x
    x = 248,344,958,407,480.41/13,549,255.30
  6. Step 6: Final answer
    x = 18,329,048.56

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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.