Home / 36,907,345.28-55,362,556.20-12,662,948.54

Finding the Fourth Proportional to 36,907,345.28, 55,362,556.20 and 12,662,948.54

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Solution

The fourth proportional to 36,907,345.28, 55,362,556.20 and 12,662,948.54 is: 18,994,950.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,907,345.28 : 55,362,556.20 = 12,662,948.54 : x
  2. Step 2: Convert to fraction form
    36,907,345.28/55,362,556.20 = 12,662,948.54/x
  3. Step 3: Cross multiply
    36,907,345.28x = 55,362,556.20 × 12,662,948.54
  4. Step 4: Simplify right side
    36,907,345.28x = 701,053,200,203,457.88
  5. Step 5: Solve for x
    x = 701,053,200,203,457.88/36,907,345.28
  6. Step 6: Final answer
    x = 18,994,950.60

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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.