Home / 8,809,676.70-13,211,404.65-3,130,086.30

Finding the Fourth Proportional to 8,809,676.70, 13,211,404.65 and 3,130,086.30

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Solution

The fourth proportional to 8,809,676.70, 13,211,404.65 and 3,130,086.30 is: 4,694,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,676.70 : 13,211,404.65 = 3,130,086.30 : x
  2. Step 2: Convert to fraction form
    8,809,676.70/13,211,404.65 = 3,130,086.30/x
  3. Step 3: Cross multiply
    8,809,676.70x = 13,211,404.65 × 3,130,086.30
  4. Step 4: Simplify right side
    8,809,676.70x = 41,352,836,698,721.30
  5. Step 5: Solve for x
    x = 41,352,836,698,721.30/8,809,676.70
  6. Step 6: Final answer
    x = 4,694,024.32

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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.