Home / 4,890,825.20-7,336,237.80-3,631,113.20

Finding the Fourth Proportional to 4,890,825.20, 7,336,237.80 and 3,631,113.20

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Solution

The fourth proportional to 4,890,825.20, 7,336,237.80 and 3,631,113.20 is: 5,446,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,825.20 : 7,336,237.80 = 3,631,113.20 : x
  2. Step 2: Convert to fraction form
    4,890,825.20/7,336,237.80 = 3,631,113.20/x
  3. Step 3: Cross multiply
    4,890,825.20x = 7,336,237.80 × 3,631,113.20
  4. Step 4: Simplify right side
    4,890,825.20x = 26,638,709,913,918.96
  5. Step 5: Solve for x
    x = 26,638,709,913,918.96/4,890,825.20
  6. Step 6: Final answer
    x = 5,446,669.80

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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.