Finding the Fourth Proportional to 33,656,381.16, 46,445,805.05 and 18,186,465.35
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Solution
The fourth proportional to 33,656,381.16, 46,445,805.05 and 18,186,465.35 is: 25,097,321.66
Step by Step Solution
- Step 1: Write the proportion equation
33,656,381.16 : 46,445,805.05 = 18,186,465.35 : x - Step 2: Convert to fraction form
33,656,381.16/46,445,805.05 = 18,186,465.35/x - Step 3: Cross multiply
33,656,381.16x = 46,445,805.05 × 18,186,465.35 - Step 4: Simplify right side
33,656,381.16x = 844,685,023,871,518.62 - Step 5: Solve for x
x = 844,685,023,871,518.62/33,656,381.16 - Step 6: Final answer
x = 25,097,321.66
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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.