Home / 30,568,146.34-45,852,686.16-7,848,540.58

Finding the Fourth Proportional to 30,568,146.34, 45,852,686.16 and 7,848,540.58

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Solution

The fourth proportional to 30,568,146.34, 45,852,686.16 and 7,848,540.58 is: 11,772,930.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,568,146.34 : 45,852,686.16 = 7,848,540.58 : x
  2. Step 2: Convert to fraction form
    30,568,146.34/45,852,686.16 = 7,848,540.58/x
  3. Step 3: Cross multiply
    30,568,146.34x = 45,852,686.16 × 7,848,540.58
  4. Step 4: Simplify right side
    30,568,146.34x = 359,876,668,028,764.38
  5. Step 5: Solve for x
    x = 359,876,668,028,764.38/30,568,146.34
  6. Step 6: Final answer
    x = 11,772,930.68

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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.