Home / 15,669,104.40-23,503,656.60-12,456,838.80

Finding the Fourth Proportional to 15,669,104.40, 23,503,656.60 and 12,456,838.80

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Solution

The fourth proportional to 15,669,104.40, 23,503,656.60 and 12,456,838.80 is: 18,685,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669,104.40 : 23,503,656.60 = 12,456,838.80 : x
  2. Step 2: Convert to fraction form
    15,669,104.40/23,503,656.60 = 12,456,838.80/x
  3. Step 3: Cross multiply
    15,669,104.40x = 23,503,656.60 × 12,456,838.80
  4. Step 4: Simplify right side
    15,669,104.40x = 292,781,261,476,756.12
  5. Step 5: Solve for x
    x = 292,781,261,476,756.12/15,669,104.40
  6. Step 6: Final answer
    x = 18,685,258.20

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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.