Finding the Fourth Proportional to 26,582,189.70, 39,873,284.58 and 6,387,431.70
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Solution
The fourth proportional to 26,582,189.70, 39,873,284.58 and 6,387,431.70 is: 9,581,147.56
Step by Step Solution
- Step 1: Write the proportion equation
26,582,189.70 : 39,873,284.58 = 6,387,431.70 : x - Step 2: Convert to fraction form
26,582,189.70/39,873,284.58 = 6,387,431.70/x - Step 3: Cross multiply
26,582,189.70x = 39,873,284.58 × 6,387,431.70 - Step 4: Simplify right side
26,582,189.70x = 254,687,881,909,413.19 - Step 5: Solve for x
x = 254,687,881,909,413.19/26,582,189.70 - Step 6: Final answer
x = 9,581,147.56
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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.