Finding the Fourth Proportional to 27,430,275.99, 41,145,331.97 and 6,959,955.99
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Solution
The fourth proportional to 27,430,275.99, 41,145,331.97 and 6,959,955.99 is: 10,439,913.18
Step by Step Solution
- Step 1: Write the proportion equation
27,430,275.99 : 41,145,331.97 = 6,959,955.99 : x - Step 2: Convert to fraction form
27,430,275.99/41,145,331.97 = 6,959,955.99/x - Step 3: Cross multiply
27,430,275.99x = 41,145,331.97 × 6,959,955.99 - Step 4: Simplify right side
27,430,275.99x = 286,369,699,705,140 - Step 5: Solve for x
x = 286,369,699,705,140/27,430,275.99 - Step 6: Final answer
x = 10,439,913.18
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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.