Home / 46,480,738.54-69,729,620.40-19,172,134.12

Finding the Fourth Proportional to 46,480,738.54, 69,729,620.40 and 19,172,134.12

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Solution

The fourth proportional to 46,480,738.54, 69,729,620.40 and 19,172,134.12 is: 28,761,712.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,480,738.54 : 69,729,620.40 = 19,172,134.12 : x
  2. Step 2: Convert to fraction form
    46,480,738.54/69,729,620.40 = 19,172,134.12/x
  3. Step 3: Cross multiply
    46,480,738.54x = 69,729,620.40 × 19,172,134.12
  4. Step 4: Simplify right side
    46,480,738.54x = 1,336,865,634,445,488.25
  5. Step 5: Solve for x
    x = 1,336,865,634,445,488.25/46,480,738.54
  6. Step 6: Final answer
    x = 28,761,712.41

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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.