Home / 6,464,352.96-8,920,875.72-3,563,847.60

Finding the Fourth Proportional to 6,464,352.96, 8,920,875.72 and 3,563,847.60

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Solution

The fourth proportional to 6,464,352.96, 8,920,875.72 and 3,563,847.60 is: 4,918,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,352.96 : 8,920,875.72 = 3,563,847.60 : x
  2. Step 2: Convert to fraction form
    6,464,352.96/8,920,875.72 = 3,563,847.60/x
  3. Step 3: Cross multiply
    6,464,352.96x = 8,920,875.72 × 3,563,847.60
  4. Step 4: Simplify right side
    6,464,352.96x = 31,792,641,524,620.27
  5. Step 5: Solve for x
    x = 31,792,641,524,620.27/6,464,352.96
  6. Step 6: Final answer
    x = 4,918,147.53

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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.