Finding the Fourth Proportional to 49,554,673.86, 68,387,392.80 and 33,906,519.84
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Solution
The fourth proportional to 49,554,673.86, 68,387,392.80 and 33,906,519.84 is: 46,792,326.74
Step by Step Solution
- Step 1: Write the proportion equation
49,554,673.86 : 68,387,392.80 = 33,906,519.84 : x - Step 2: Convert to fraction form
49,554,673.86/68,387,392.80 = 33,906,519.84/x - Step 3: Cross multiply
49,554,673.86x = 68,387,392.80 × 33,906,519.84 - Step 4: Simplify right side
49,554,673.86x = 2,318,778,490,779,073.50 - Step 5: Solve for x
x = 2,318,778,490,779,073.50/49,554,673.86 - Step 6: Final answer
x = 46,792,326.74
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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.