Home / 9,317,778.12-13,977,269.82-2,928,297.24

Finding the Fourth Proportional to 9,317,778.12, 13,977,269.82 and 2,928,297.24

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Solution

The fourth proportional to 9,317,778.12, 13,977,269.82 and 2,928,297.24 is: 4,392,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317,778.12 : 13,977,269.82 = 2,928,297.24 : x
  2. Step 2: Convert to fraction form
    9,317,778.12/13,977,269.82 = 2,928,297.24/x
  3. Step 3: Cross multiply
    9,317,778.12x = 13,977,269.82 × 2,928,297.24
  4. Step 4: Simplify right side
    9,317,778.12x = 40,929,600,636,641.30
  5. Step 5: Solve for x
    x = 40,929,600,636,641.30/9,317,778.12
  6. Step 6: Final answer
    x = 4,392,635.25

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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.