Home / 13,467,679.76-20,209,567.80-4,948,877.36

Finding the Fourth Proportional to 13,467,679.76, 20,209,567.80 and 4,948,877.36

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Solution

The fourth proportional to 13,467,679.76, 20,209,567.80 and 4,948,877.36 is: 7,426,273.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467,679.76 : 20,209,567.80 = 4,948,877.36 : x
  2. Step 2: Convert to fraction form
    13,467,679.76/20,209,567.80 = 4,948,877.36/x
  3. Step 3: Cross multiply
    13,467,679.76x = 20,209,567.80 × 4,948,877.36
  4. Step 4: Simplify right side
    13,467,679.76x = 100,014,672,540,805.02
  5. Step 5: Solve for x
    x = 100,014,672,540,805.02/13,467,679.76
  6. Step 6: Final answer
    x = 7,426,273.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.