Home / 6,633,990.23-9,155,283.32-3,985,647.69

Finding the Fourth Proportional to 6,633,990.23, 9,155,283.32 and 3,985,647.69

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Solution

The fourth proportional to 6,633,990.23, 9,155,283.32 and 3,985,647.69 is: 5,500,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,633,990.23 : 9,155,283.32 = 3,985,647.69 : x
  2. Step 2: Convert to fraction form
    6,633,990.23/9,155,283.32 = 3,985,647.69/x
  3. Step 3: Cross multiply
    6,633,990.23x = 9,155,283.32 × 3,985,647.69
  4. Step 4: Simplify right side
    6,633,990.23x = 36,489,733,859,949.96
  5. Step 5: Solve for x
    x = 36,489,733,859,949.96/6,633,990.23
  6. Step 6: Final answer
    x = 5,500,420.20

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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.