Finding the Fourth Proportional to 16,250,397.75, 22,425,552.14 and 9,007,053.75
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Solution
The fourth proportional to 16,250,397.75, 22,425,552.14 and 9,007,053.75 is: 12,429,735.97
Step by Step Solution
- Step 1: Write the proportion equation
16,250,397.75 : 22,425,552.14 = 9,007,053.75 : x - Step 2: Convert to fraction form
16,250,397.75/22,425,552.14 = 9,007,053.75/x - Step 3: Cross multiply
16,250,397.75x = 22,425,552.14 × 9,007,053.75 - Step 4: Simplify right side
16,250,397.75x = 201,988,153,498,407.53 - Step 5: Solve for x
x = 201,988,153,498,407.53/16,250,397.75 - Step 6: Final answer
x = 12,429,735.97
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1.5x scale
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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.