Finding the Fourth Proportional to 29,787,514.80, 44,681,272.20 and 18,450,106.80
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Solution
The fourth proportional to 29,787,514.80, 44,681,272.20 and 18,450,106.80 is: 27,675,160.20
Step by Step Solution
- Step 1: Write the proportion equation
29,787,514.80 : 44,681,272.20 = 18,450,106.80 : x - Step 2: Convert to fraction form
29,787,514.80/44,681,272.20 = 18,450,106.80/x - Step 3: Cross multiply
29,787,514.80x = 44,681,272.20 × 18,450,106.80 - Step 4: Simplify right side
29,787,514.80x = 824,374,244,049,871 - Step 5: Solve for x
x = 824,374,244,049,871/29,787,514.80 - Step 6: Final answer
x = 27,675,160.20
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1.5x scale
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.