Home / 81,351,544.93-112,272,055.75-46,075,625.33

Finding the Fourth Proportional to 81,351,544.93, 112,272,055.75 and 46,075,625.33

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Solution

The fourth proportional to 81,351,544.93, 112,272,055.75 and 46,075,625.33 is: 63,588,284.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,351,544.93 : 112,272,055.75 = 46,075,625.33 : x
  2. Step 2: Convert to fraction form
    81,351,544.93/112,272,055.75 = 46,075,625.33/x
  3. Step 3: Cross multiply
    81,351,544.93x = 112,272,055.75 × 46,075,625.33
  4. Step 4: Simplify right side
    81,351,544.93x = 5,173,005,175,765,872
  5. Step 5: Solve for x
    x = 5,173,005,175,765,872/81,351,544.93
  6. Step 6: Final answer
    x = 63,588,284.41

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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.