Finding the Fourth Proportional to 41,578,136.40, 62,272,726.20 and 26,272,635.60
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Solution
The fourth proportional to 41,578,136.40, 62,272,726.20 and 26,272,635.60 is: 39,349,253.84
Step by Step Solution
- Step 1: Write the proportion equation
41,578,136.40 : 62,272,726.20 = 26,272,635.60 : x - Step 2: Convert to fraction form
41,578,136.40/62,272,726.20 = 26,272,635.60/x - Step 3: Cross multiply
41,578,136.40x = 62,272,726.20 × 26,272,635.60 - Step 4: Simplify right side
41,578,136.40x = 1,636,068,643,271,173 - Step 5: Solve for x
x = 1,636,068,643,271,173/41,578,136.40 - Step 6: Final answer
x = 39,349,253.84
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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.