Home / 12,464,679.60-18,692,353.80-4,374,529.20

Finding the Fourth Proportional to 12,464,679.60, 18,692,353.80 and 4,374,529.20

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Solution

The fourth proportional to 12,464,679.60, 18,692,353.80 and 4,374,529.20 is: 6,560,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,679.60 : 18,692,353.80 = 4,374,529.20 : x
  2. Step 2: Convert to fraction form
    12,464,679.60/18,692,353.80 = 4,374,529.20/x
  3. Step 3: Cross multiply
    12,464,679.60x = 18,692,353.80 × 4,374,529.20
  4. Step 4: Simplify right side
    12,464,679.60x = 81,770,247,514,830.97
  5. Step 5: Solve for x
    x = 81,770,247,514,830.97/12,464,679.60
  6. Step 6: Final answer
    x = 6,560,156.39

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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.