Home / 51,206,467.60-76,809,701.40-47,313,629.20

Finding the Fourth Proportional to 51,206,467.60, 76,809,701.40 and 47,313,629.20

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Solution

The fourth proportional to 51,206,467.60, 76,809,701.40 and 47,313,629.20 is: 70,970,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,206,467.60 : 76,809,701.40 = 47,313,629.20 : x
  2. Step 2: Convert to fraction form
    51,206,467.60/76,809,701.40 = 47,313,629.20/x
  3. Step 3: Cross multiply
    51,206,467.60x = 76,809,701.40 × 47,313,629.20
  4. Step 4: Simplify right side
    51,206,467.60x = 3,634,145,731,002,321.50
  5. Step 5: Solve for x
    x = 3,634,145,731,002,321.50/51,206,467.60
  6. Step 6: Final answer
    x = 70,970,443.80

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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.