Finding the Fourth Proportional to 53,206,430.72, 79,830,727.68 and 27,663,549.44
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Solution
The fourth proportional to 53,206,430.72, 79,830,727.68 and 27,663,549.44 is: 41,506,285.09
Step by Step Solution
- Step 1: Write the proportion equation
53,206,430.72 : 79,830,727.68 = 27,663,549.44 : x - Step 2: Convert to fraction form
53,206,430.72/79,830,727.68 = 27,663,549.44/x - Step 3: Cross multiply
53,206,430.72x = 79,830,727.68 × 27,663,549.44 - Step 4: Simplify right side
53,206,430.72x = 2,208,401,282,006,856.75 - Step 5: Solve for x
x = 2,208,401,282,006,856.75/53,206,430.72 - Step 6: Final answer
x = 41,506,285.09
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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.