Home / 4,647,972.45-6,413,151.09-2,812,385.10

Finding the Fourth Proportional to 4,647,972.45, 6,413,151.09 and 2,812,385.10

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Solution

The fourth proportional to 4,647,972.45, 6,413,151.09 and 2,812,385.10 is: 3,880,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647,972.45 : 6,413,151.09 = 2,812,385.10 : x
  2. Step 2: Convert to fraction form
    4,647,972.45/6,413,151.09 = 2,812,385.10/x
  3. Step 3: Cross multiply
    4,647,972.45x = 6,413,151.09 × 2,812,385.10
  4. Step 4: Simplify right side
    4,647,972.45x = 18,036,250,569,564.76
  5. Step 5: Solve for x
    x = 18,036,250,569,564.76/4,647,972.45
  6. Step 6: Final answer
    x = 3,880,455.57

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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.