Finding the Fourth Proportional to 10,368,006.98, 15,552,010.47 and 9,948,102.98
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Solution
The fourth proportional to 10,368,006.98, 15,552,010.47 and 9,948,102.98 is: 14,922,154.47
Step by Step Solution
- Step 1: Write the proportion equation
10,368,006.98 : 15,552,010.47 = 9,948,102.98 : x - Step 2: Convert to fraction form
10,368,006.98/15,552,010.47 = 9,948,102.98/x - Step 3: Cross multiply
10,368,006.98x = 15,552,010.47 × 9,948,102.98 - Step 4: Simplify right side
10,368,006.98x = 154,713,001,623,838.16 - Step 5: Solve for x
x = 154,713,001,623,838.16/10,368,006.98 - Step 6: Final answer
x = 14,922,154.47
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1.5x scale
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.