Home / 12,562,211.60-18,843,317.40-11,722,403.60

Finding the Fourth Proportional to 12,562,211.60, 18,843,317.40 and 11,722,403.60

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Solution

The fourth proportional to 12,562,211.60, 18,843,317.40 and 11,722,403.60 is: 17,583,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562,211.60 : 18,843,317.40 = 11,722,403.60 : x
  2. Step 2: Convert to fraction form
    12,562,211.60/18,843,317.40 = 11,722,403.60/x
  3. Step 3: Cross multiply
    12,562,211.60x = 18,843,317.40 × 11,722,403.60
  4. Step 4: Simplify right side
    12,562,211.60x = 220,888,971,725,702.62
  5. Step 5: Solve for x
    x = 220,888,971,725,702.62/12,562,211.60
  6. Step 6: Final answer
    x = 17,583,605.40

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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.