Finding the Fourth Proportional to 64,476,642.75, 88,977,387.99 and 35,107,904.99
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Solution
The fourth proportional to 64,476,642.75, 88,977,387.99 and 35,107,904.99 is: 48,448,702.52
Step by Step Solution
- Step 1: Write the proportion equation
64,476,642.75 : 88,977,387.99 = 35,107,904.99 : x - Step 2: Convert to fraction form
64,476,642.75/88,977,387.99 = 35,107,904.99/x - Step 3: Cross multiply
64,476,642.75x = 88,977,387.99 × 35,107,904.99 - Step 4: Simplify right side
64,476,642.75x = 3,123,809,684,165,385.50 - Step 5: Solve for x
x = 3,123,809,684,165,385.50/64,476,642.75 - Step 6: Final answer
x = 48,448,702.52
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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.