Finding the Fourth Proportional to 10,645,350.84, 15,958,815.17 and 9,036,630.09
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Solution
The fourth proportional to 10,645,350.84, 15,958,815.17 and 9,036,630.09 is: 13,547,126.02
Step by Step Solution
- Step 1: Write the proportion equation
10,645,350.84 : 15,958,815.17 = 9,036,630.09 : x - Step 2: Convert to fraction form
10,645,350.84/15,958,815.17 = 9,036,630.09/x - Step 3: Cross multiply
10,645,350.84x = 15,958,815.17 × 9,036,630.09 - Step 4: Simplify right side
10,645,350.84x = 144,213,909,320,787.31 - Step 5: Solve for x
x = 144,213,909,320,787.31/10,645,350.84 - Step 6: Final answer
x = 13,547,126.02
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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.