Home / 7,842,153.63-11,746,195.65-3,790,143.54

Finding the Fourth Proportional to 7,842,153.63, 11,746,195.65 and 3,790,143.54

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Solution

The fourth proportional to 7,842,153.63, 11,746,195.65 and 3,790,143.54 is: 5,676,982.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,153.63 : 11,746,195.65 = 3,790,143.54 : x
  2. Step 2: Convert to fraction form
    7,842,153.63/11,746,195.65 = 3,790,143.54/x
  3. Step 3: Cross multiply
    7,842,153.63x = 11,746,195.65 × 3,790,143.54
  4. Step 4: Simplify right side
    7,842,153.63x = 44,519,767,562,423.60
  5. Step 5: Solve for x
    x = 44,519,767,562,423.60/7,842,153.63
  6. Step 6: Final answer
    x = 5,676,982.33

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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.