Home / 15,004,760.58-20,698,951.28-9,488,845.80

Finding the Fourth Proportional to 15,004,760.58, 20,698,951.28 and 9,488,845.80

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Solution

The fourth proportional to 15,004,760.58, 20,698,951.28 and 9,488,845.80 is: 13,089,789.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,004,760.58 : 20,698,951.28 = 9,488,845.80 : x
  2. Step 2: Convert to fraction form
    15,004,760.58/20,698,951.28 = 9,488,845.80/x
  3. Step 3: Cross multiply
    15,004,760.58x = 20,698,951.28 × 9,488,845.80
  4. Step 4: Simplify right side
    15,004,760.58x = 196,409,156,870,188.41
  5. Step 5: Solve for x
    x = 196,409,156,870,188.41/15,004,760.58
  6. Step 6: Final answer
    x = 13,089,789.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.