Finding the Fourth Proportional to 53,728,450.50, 80,584,801.98 and 26,427,415.08
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Solution
The fourth proportional to 53,728,450.50, 80,584,801.98 and 26,427,415.08 is: 39,637,249.75
Step by Step Solution
- Step 1: Write the proportion equation
53,728,450.50 : 80,584,801.98 = 26,427,415.08 : x - Step 2: Convert to fraction form
53,728,450.50/80,584,801.98 = 26,427,415.08/x - Step 3: Cross multiply
53,728,450.50x = 80,584,801.98 × 26,427,415.08 - Step 4: Simplify right side
53,728,450.50x = 2,129,648,011,065,065.75 - Step 5: Solve for x
x = 2,129,648,011,065,065.75/53,728,450.50 - Step 6: Final answer
x = 39,637,249.75
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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.