Finding the Fourth Proportional to 10,748,383.94, 16,106,632.52 and 7,894,545.77
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Solution
The fourth proportional to 10,748,383.94, 16,106,632.52 and 7,894,545.77 is: 11,830,108.45
Step by Step Solution
- Step 1: Write the proportion equation
10,748,383.94 : 16,106,632.52 = 7,894,545.77 : x - Step 2: Convert to fraction form
10,748,383.94/16,106,632.52 = 7,894,545.77/x - Step 3: Cross multiply
10,748,383.94x = 16,106,632.52 × 7,894,545.77 - Step 4: Simplify right side
10,748,383.94x = 127,154,547,629,710.42 - Step 5: Solve for x
x = 127,154,547,629,710.42/10,748,383.94 - Step 6: Final answer
x = 11,830,108.45
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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.