Finding the Fourth Proportional to 19,175,965.92, 26,462,802.96 and 10,474,138.44
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Solution
The fourth proportional to 19,175,965.92, 26,462,802.96 and 10,474,138.44 is: 14,454,294.66
Step by Step Solution
- Step 1: Write the proportion equation
19,175,965.92 : 26,462,802.96 = 10,474,138.44 : x - Step 2: Convert to fraction form
19,175,965.92/26,462,802.96 = 10,474,138.44/x - Step 3: Cross multiply
19,175,965.92x = 26,462,802.96 × 10,474,138.44 - Step 4: Simplify right side
19,175,965.92x = 277,175,061,713,481.78 - Step 5: Solve for x
x = 277,175,061,713,481.78/19,175,965.92 - Step 6: Final answer
x = 14,454,294.66
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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.