Home / 5,338,911.89-7,367,696.08-2,891,522.91

Finding the Fourth Proportional to 5,338,911.89, 7,367,696.08 and 2,891,522.91

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Solution

The fourth proportional to 5,338,911.89, 7,367,696.08 and 2,891,522.91 is: 3,990,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,911.89 : 7,367,696.08 = 2,891,522.91 : x
  2. Step 2: Convert to fraction form
    5,338,911.89/7,367,696.08 = 2,891,522.91/x
  3. Step 3: Cross multiply
    5,338,911.89x = 7,367,696.08 × 2,891,522.91
  4. Step 4: Simplify right side
    5,338,911.89x = 21,303,862,029,637.24
  5. Step 5: Solve for x
    x = 21,303,862,029,637.24/5,338,911.89
  6. Step 6: Final answer
    x = 3,990,300.36

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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.