Finding the Fourth Proportional to 17,138,387.08, 23,650,971.60 and 9,796,377.87
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Solution
The fourth proportional to 17,138,387.08, 23,650,971.60 and 9,796,377.87 is: 13,518,999.99
Step by Step Solution
- Step 1: Write the proportion equation
17,138,387.08 : 23,650,971.60 = 9,796,377.87 : x - Step 2: Convert to fraction form
17,138,387.08/23,650,971.60 = 9,796,377.87/x - Step 3: Cross multiply
17,138,387.08x = 23,650,971.60 × 9,796,377.87 - Step 4: Simplify right side
17,138,387.08x = 231,693,854,619,001.75 - Step 5: Solve for x
x = 231,693,854,619,001.75/17,138,387.08 - Step 6: Final answer
x = 13,518,999.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.