Home / 7,638,687.84-10,541,179.08-4,200,929.04

Finding the Fourth Proportional to 7,638,687.84, 10,541,179.08 and 4,200,929.04

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Solution

The fourth proportional to 7,638,687.84, 10,541,179.08 and 4,200,929.04 is: 5,797,166.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,687.84 : 10,541,179.08 = 4,200,929.04 : x
  2. Step 2: Convert to fraction form
    7,638,687.84/10,541,179.08 = 4,200,929.04/x
  3. Step 3: Cross multiply
    7,638,687.84x = 10,541,179.08 × 4,200,929.04
  4. Step 4: Simplify right side
    7,638,687.84x = 44,282,745,313,012.48
  5. Step 5: Solve for x
    x = 44,282,745,313,012.48/7,638,687.84
  6. Step 6: Final answer
    x = 5,797,166.51

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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.