Home / 37,357,977.35-51,555,290.82-21,675,817.74

Finding the Fourth Proportional to 37,357,977.35, 51,555,290.82 and 21,675,817.74

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Solution

The fourth proportional to 37,357,977.35, 51,555,290.82 and 21,675,817.74 is: 29,913,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,357,977.35 : 51,555,290.82 = 21,675,817.74 : x
  2. Step 2: Convert to fraction form
    37,357,977.35/51,555,290.82 = 21,675,817.74/x
  3. Step 3: Cross multiply
    37,357,977.35x = 51,555,290.82 × 21,675,817.74
  4. Step 4: Simplify right side
    37,357,977.35x = 1,117,503,087,290,991.12
  5. Step 5: Solve for x
    x = 1,117,503,087,290,991.12/37,357,977.35
  6. Step 6: Final answer
    x = 29,913,372.37

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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.