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Finding the Fourth Proportional to 6,794,397.47, 9,375,987.40 and 3,696,933.58

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Solution

The fourth proportional to 6,794,397.47, 9,375,987.40 and 3,696,933.58 is: 5,101,615.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,794,397.47 : 9,375,987.40 = 3,696,933.58 : x
  2. Step 2: Convert to fraction form
    6,794,397.47/9,375,987.40 = 3,696,933.58/x
  3. Step 3: Cross multiply
    6,794,397.47x = 9,375,987.40 × 3,696,933.58
  4. Step 4: Simplify right side
    6,794,397.47x = 34,662,402,632,034.59
  5. Step 5: Solve for x
    x = 34,662,402,632,034.59/6,794,397.47
  6. Step 6: Final answer
    x = 5,101,615.38

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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.