Finding the Fourth Proportional to 23,408,486.97, 32,302,961.91 and 13,094,988.63
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Solution
The fourth proportional to 23,408,486.97, 32,302,961.91 and 13,094,988.63 is: 18,070,664.69
Step by Step Solution
- Step 1: Write the proportion equation
23,408,486.97 : 32,302,961.91 = 13,094,988.63 : x - Step 2: Convert to fraction form
23,408,486.97/32,302,961.91 = 13,094,988.63/x - Step 3: Cross multiply
23,408,486.97x = 32,302,961.91 × 13,094,988.63 - Step 4: Simplify right side
23,408,486.97x = 423,006,918,926,773.12 - Step 5: Solve for x
x = 423,006,918,926,773.12/23,408,486.97 - Step 6: Final answer
x = 18,070,664.69
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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.