Home / 66,705,249.74-100,075,125.63-39,062,512.22

Finding the Fourth Proportional to 66,705,249.74, 100,075,125.63 and 39,062,512.22

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Solution

The fourth proportional to 66,705,249.74, 100,075,125.63 and 39,062,512.22 is: 58,603,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,705,249.74 : 100,075,125.63 = 39,062,512.22 : x
  2. Step 2: Convert to fraction form
    66,705,249.74/100,075,125.63 = 39,062,512.22/x
  3. Step 3: Cross multiply
    66,705,249.74x = 100,075,125.63 × 39,062,512.22
  4. Step 4: Simplify right side
    66,705,249.74x = 3,909,185,817,839,910
  5. Step 5: Solve for x
    x = 3,909,185,817,839,910/66,705,249.74
  6. Step 6: Final answer
    x = 58,603,870.51

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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.