Finding the Fourth Proportional to 23,988,698.44, 33,104,403.84 and 12,975,447.58
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Solution
The fourth proportional to 23,988,698.44, 33,104,403.84 and 12,975,447.58 is: 17,906,117.66
Step by Step Solution
- Step 1: Write the proportion equation
23,988,698.44 : 33,104,403.84 = 12,975,447.58 : x - Step 2: Convert to fraction form
23,988,698.44/33,104,403.84 = 12,975,447.58/x - Step 3: Cross multiply
23,988,698.44x = 33,104,403.84 × 12,975,447.58 - Step 4: Simplify right side
23,988,698.44x = 429,544,456,658,967.62 - Step 5: Solve for x
x = 429,544,456,658,967.62/23,988,698.44 - Step 6: Final answer
x = 17,906,117.66
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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.