Home / 37,769,900.40-56,668,847.40-12,211,743.60

Finding the Fourth Proportional to 37,769,900.40, 56,668,847.40 and 12,211,743.60

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Solution

The fourth proportional to 37,769,900.40, 56,668,847.40 and 12,211,743.60 is: 18,322,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,769,900.40 : 56,668,847.40 = 12,211,743.60 : x
  2. Step 2: Convert to fraction form
    37,769,900.40/56,668,847.40 = 12,211,743.60/x
  3. Step 3: Cross multiply
    37,769,900.40x = 56,668,847.40 × 12,211,743.60
  4. Step 4: Simplify right side
    37,769,900.40x = 692,025,434,556,326.62
  5. Step 5: Solve for x
    x = 692,025,434,556,326.62/37,769,900.40
  6. Step 6: Final answer
    x = 18,322,140.84

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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.