Home / 54,111,216.43-74,673,201.67-29,331,307.63

Finding the Fourth Proportional to 54,111,216.43, 74,673,201.67 and 29,331,307.63

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Solution

The fourth proportional to 54,111,216.43, 74,673,201.67 and 29,331,307.63 is: 40,477,054.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,111,216.43 : 74,673,201.67 = 29,331,307.63 : x
  2. Step 2: Convert to fraction form
    54,111,216.43/74,673,201.67 = 29,331,307.63/x
  3. Step 3: Cross multiply
    54,111,216.43x = 74,673,201.67 × 29,331,307.63
  4. Step 4: Simplify right side
    54,111,216.43x = 2,190,262,649,899,799.75
  5. Step 5: Solve for x
    x = 2,190,262,649,899,799.75/54,111,216.43
  6. Step 6: Final answer
    x = 40,477,054.38

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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.