Finding the Fourth Proportional to 65,110,612.97, 97,645,342 and 21,384,167.26
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Solution
The fourth proportional to 65,110,612.97, 97,645,342 and 21,384,167.26 is: 32,069,492.67
Step by Step Solution
- Step 1: Write the proportion equation
65,110,612.97 : 97,645,342 = 21,384,167.26 : x - Step 2: Convert to fraction form
65,110,612.97/97,645,342 = 21,384,167.26/x - Step 3: Cross multiply
65,110,612.97x = 97,645,342 × 21,384,167.26 - Step 4: Simplify right side
65,110,612.97x = 2,088,064,325,487,903 - Step 5: Solve for x
x = 2,088,064,325,487,903/65,110,612.97 - Step 6: Final answer
x = 32,069,492.67
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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.