Home / 46,571,878.86-69,780,590.75-28,320,866.33

Finding the Fourth Proportional to 46,571,878.86, 69,780,590.75 and 28,320,866.33

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Solution

The fourth proportional to 46,571,878.86, 69,780,590.75 and 28,320,866.33 is: 42,434,336.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,571,878.86 : 69,780,590.75 = 28,320,866.33 : x
  2. Step 2: Convert to fraction form
    46,571,878.86/69,780,590.75 = 28,320,866.33/x
  3. Step 3: Cross multiply
    46,571,878.86x = 69,780,590.75 × 28,320,866.33
  4. Step 4: Simplify right side
    46,571,878.86x = 1,976,246,782,568,677.25
  5. Step 5: Solve for x
    x = 1,976,246,782,568,677.25/46,571,878.86
  6. Step 6: Final answer
    x = 42,434,336.58

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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.