Finding the Fourth Proportional to 53,889,603.80, 80,834,405.70 and 26,608,965.80
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Solution
The fourth proportional to 53,889,603.80, 80,834,405.70 and 26,608,965.80 is: 39,913,448.70
Step by Step Solution
- Step 1: Write the proportion equation
53,889,603.80 : 80,834,405.70 = 26,608,965.80 : x - Step 2: Convert to fraction form
53,889,603.80/80,834,405.70 = 26,608,965.80/x - Step 3: Cross multiply
53,889,603.80x = 80,834,405.70 × 26,608,965.80 - Step 4: Simplify right side
53,889,603.80x = 2,150,919,936,734,625.25 - Step 5: Solve for x
x = 2,150,919,936,734,625.25/53,889,603.80 - Step 6: Final answer
x = 39,913,448.70
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1.5x scale
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.