Home / 53,815,538.98-74,267,858.57-30,302,161.57

Finding the Fourth Proportional to 53,815,538.98, 74,267,858.57 and 30,302,161.57

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Solution

The fourth proportional to 53,815,538.98, 74,267,858.57 and 30,302,161.57 is: 41,818,342.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,815,538.98 : 74,267,858.57 = 30,302,161.57 : x
  2. Step 2: Convert to fraction form
    53,815,538.98/74,267,858.57 = 30,302,161.57/x
  3. Step 3: Cross multiply
    53,815,538.98x = 74,267,858.57 × 30,302,161.57
  4. Step 4: Simplify right side
    53,815,538.98x = 2,250,476,649,508,868.50
  5. Step 5: Solve for x
    x = 2,250,476,649,508,868.50/53,815,538.98
  6. Step 6: Final answer
    x = 41,818,342.66

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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.