Finding the Fourth Proportional to 57,718,070.94, 79,612,617.50 and 37,117,580.70
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Solution
The fourth proportional to 57,718,070.94, 79,612,617.50 and 37,117,580.70 is: 51,197,618.12
Step by Step Solution
- Step 1: Write the proportion equation
57,718,070.94 : 79,612,617.50 = 37,117,580.70 : x - Step 2: Convert to fraction form
57,718,070.94/79,612,617.50 = 37,117,580.70/x - Step 3: Cross multiply
57,718,070.94x = 79,612,617.50 × 37,117,580.70 - Step 4: Simplify right side
57,718,070.94x = 2,955,027,754,794,482.50 - Step 5: Solve for x
x = 2,955,027,754,794,482.50/57,718,070.94 - Step 6: Final answer
x = 51,197,618.12
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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.