Home / 54,093,679.53-81,139,381.37-13,153,328.63

Finding the Fourth Proportional to 54,093,679.53, 81,139,381.37 and 13,153,328.63

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Solution

The fourth proportional to 54,093,679.53, 81,139,381.37 and 13,153,328.63 is: 19,729,716.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,093,679.53 : 81,139,381.37 = 13,153,328.63 : x
  2. Step 2: Convert to fraction form
    54,093,679.53/81,139,381.37 = 13,153,328.63/x
  3. Step 3: Cross multiply
    54,093,679.53x = 81,139,381.37 × 13,153,328.63
  4. Step 4: Simplify right side
    54,093,679.53x = 1,067,252,947,523,046
  5. Step 5: Solve for x
    x = 1,067,252,947,523,046/54,093,679.53
  6. Step 6: Final answer
    x = 19,729,716.24

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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.