Finding the Fourth Proportional to 31,925,643.97, 44,057,386.99 and 17,241,308.84
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Solution
The fourth proportional to 31,925,643.97, 44,057,386.99 and 17,241,308.84 is: 23,793,005.29
Step by Step Solution
- Step 1: Write the proportion equation
31,925,643.97 : 44,057,386.99 = 17,241,308.84 : x - Step 2: Convert to fraction form
31,925,643.97/44,057,386.99 = 17,241,308.84/x - Step 3: Cross multiply
31,925,643.97x = 44,057,386.99 × 17,241,308.84 - Step 4: Simplify right side
31,925,643.97x = 759,607,015,777,988 - Step 5: Solve for x
x = 759,607,015,777,988/31,925,643.97 - Step 6: Final answer
x = 23,793,005.29
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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.