Finding the Fourth Proportional to 59,177,887.68, 81,668,007.11 and 33,072,404.76
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Solution
The fourth proportional to 59,177,887.68, 81,668,007.11 and 33,072,404.76 is: 45,641,328.08
Step by Step Solution
- Step 1: Write the proportion equation
59,177,887.68 : 81,668,007.11 = 33,072,404.76 : x - Step 2: Convert to fraction form
59,177,887.68/81,668,007.11 = 33,072,404.76/x - Step 3: Cross multiply
59,177,887.68x = 81,668,007.11 × 33,072,404.76 - Step 4: Simplify right side
59,177,887.68x = 2,700,957,386,919,116 - Step 5: Solve for x
x = 2,700,957,386,919,116/59,177,887.68 - Step 6: Final answer
x = 45,641,328.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.