Finding the Fourth Proportional to 26,480,593.29, 36,559,522.17 and 20,996,122.17
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Solution
The fourth proportional to 26,480,593.29, 36,559,522.17 and 20,996,122.17 is: 28,987,575.37
Step by Step Solution
- Step 1: Write the proportion equation
26,480,593.29 : 36,559,522.17 = 20,996,122.17 : x - Step 2: Convert to fraction form
26,480,593.29/36,559,522.17 = 20,996,122.17/x - Step 3: Cross multiply
26,480,593.29x = 36,559,522.17 × 20,996,122.17 - Step 4: Simplify right side
26,480,593.29x = 767,608,193,958,143.62 - Step 5: Solve for x
x = 767,608,193,958,143.62/26,480,593.29 - Step 6: Final answer
x = 28,987,575.37
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1.5x scale
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.