Home / 12,616,408.80-18,924,339.96-3,518,263.62

Finding the Fourth Proportional to 12,616,408.80, 18,924,339.96 and 3,518,263.62

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Solution

The fourth proportional to 12,616,408.80, 18,924,339.96 and 3,518,263.62 is: 5,277,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616,408.80 : 18,924,339.96 = 3,518,263.62 : x
  2. Step 2: Convert to fraction form
    12,616,408.80/18,924,339.96 = 3,518,263.62/x
  3. Step 3: Cross multiply
    12,616,408.80x = 18,924,339.96 × 3,518,263.62
  4. Step 4: Simplify right side
    12,616,408.80x = 66,580,816,813,780.26
  5. Step 5: Solve for x
    x = 66,580,816,813,780.26/12,616,408.80
  6. Step 6: Final answer
    x = 5,277,319.23

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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.