Home / 12,570,612.54-18,860,706.21-4,374,165.33

Finding the Fourth Proportional to 12,570,612.54, 18,860,706.21 and 4,374,165.33

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Solution

The fourth proportional to 12,570,612.54, 18,860,706.21 and 4,374,165.33 is: 6,562,913.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570,612.54 : 18,860,706.21 = 4,374,165.33 : x
  2. Step 2: Convert to fraction form
    12,570,612.54/18,860,706.21 = 4,374,165.33/x
  3. Step 3: Cross multiply
    12,570,612.54x = 18,860,706.21 × 4,374,165.33
  4. Step 4: Simplify right side
    12,570,612.54x = 82,499,847,203,097.70
  5. Step 5: Solve for x
    x = 82,499,847,203,097.70/12,570,612.54
  6. Step 6: Final answer
    x = 6,562,913.85

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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.