Home / 5,419,013.04-7,478,340.59-2,971,478.12

Finding the Fourth Proportional to 5,419,013.04, 7,478,340.59 and 2,971,478.12

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Solution

The fourth proportional to 5,419,013.04, 7,478,340.59 and 2,971,478.12 is: 4,100,696.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,013.04 : 7,478,340.59 = 2,971,478.12 : x
  2. Step 2: Convert to fraction form
    5,419,013.04/7,478,340.59 = 2,971,478.12/x
  3. Step 3: Cross multiply
    5,419,013.04x = 7,478,340.59 × 2,971,478.12
  4. Step 4: Simplify right side
    5,419,013.04x = 22,221,725,384,843.80
  5. Step 5: Solve for x
    x = 22,221,725,384,843.80/5,419,013.04
  6. Step 6: Final answer
    x = 4,100,696.05

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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.