Home / 6,388,625.80-9,582,938.70-5,866,078.60

Finding the Fourth Proportional to 6,388,625.80, 9,582,938.70 and 5,866,078.60

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Solution

The fourth proportional to 6,388,625.80, 9,582,938.70 and 5,866,078.60 is: 8,799,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,625.80 : 9,582,938.70 = 5,866,078.60 : x
  2. Step 2: Convert to fraction form
    6,388,625.80/9,582,938.70 = 5,866,078.60/x
  3. Step 3: Cross multiply
    6,388,625.80x = 9,582,938.70 × 5,866,078.60
  4. Step 4: Simplify right side
    6,388,625.80x = 56,214,271,633,181.81
  5. Step 5: Solve for x
    x = 56,214,271,633,181.81/6,388,625.80
  6. Step 6: Final answer
    x = 8,799,117.90

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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.