Home / 43,643,692.80-65,463,172.48-13,351,558.40

Finding the Fourth Proportional to 43,643,692.80, 65,463,172.48 and 13,351,558.40

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Solution

The fourth proportional to 43,643,692.80, 65,463,172.48 and 13,351,558.40 is: 20,026,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,643,692.80 : 65,463,172.48 = 13,351,558.40 : x
  2. Step 2: Convert to fraction form
    43,643,692.80/65,463,172.48 = 13,351,558.40/x
  3. Step 3: Cross multiply
    43,643,692.80x = 65,463,172.48 × 13,351,558.40
  4. Step 4: Simplify right side
    43,643,692.80x = 874,035,370,415,992.88
  5. Step 5: Solve for x
    x = 874,035,370,415,992.88/43,643,692.80
  6. Step 6: Final answer
    x = 20,026,613.57

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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.