Home / 12,477,532.60-18,684,806.10-8,194,511.80

Finding the Fourth Proportional to 12,477,532.60, 18,684,806.10 and 8,194,511.80

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Solution

The fourth proportional to 12,477,532.60, 18,684,806.10 and 8,194,511.80 is: 12,271,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,477,532.60 : 18,684,806.10 = 8,194,511.80 : x
  2. Step 2: Convert to fraction form
    12,477,532.60/18,684,806.10 = 8,194,511.80/x
  3. Step 3: Cross multiply
    12,477,532.60x = 18,684,806.10 × 8,194,511.80
  4. Step 4: Simplify right side
    12,477,532.60x = 153,112,864,067,162
  5. Step 5: Solve for x
    x = 153,112,864,067,162/12,477,532.60
  6. Step 6: Final answer
    x = 12,271,085.08

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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.