Finding the Fourth Proportional to 5,373,468, 7,415,279.73 and 2,926,108.08
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Solution
The fourth proportional to 5,373,468, 7,415,279.73 and 2,926,108.08 is: 4,037,971.37
Step by Step Solution
- Step 1: Write the proportion equation
5,373,468 : 7,415,279.73 = 2,926,108.08 : x - Step 2: Convert to fraction form
5,373,468/7,415,279.73 = 2,926,108.08/x - Step 3: Cross multiply
5,373,468x = 7,415,279.73 × 2,926,108.08 - Step 4: Simplify right side
5,373,468x = 21,697,909,933,413.22 - Step 5: Solve for x
x = 21,697,909,933,413.22/5,373,468 - Step 6: Final answer
x = 4,037,971.37
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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.