Finding the Fourth Proportional to 46,479,734.79, 64,159,301.39 and 39,927,067.26
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Solution
The fourth proportional to 46,479,734.79, 64,159,301.39 and 39,927,067.26 is: 55,114,185.86
Step by Step Solution
- Step 1: Write the proportion equation
46,479,734.79 : 64,159,301.39 = 39,927,067.26 : x - Step 2: Convert to fraction form
46,479,734.79/64,159,301.39 = 39,927,067.26/x - Step 3: Cross multiply
46,479,734.79x = 64,159,301.39 × 39,927,067.26 - Step 4: Simplify right side
46,479,734.79x = 2,561,692,741,753,506 - Step 5: Solve for x
x = 2,561,692,741,753,506/46,479,734.79 - Step 6: Final answer
x = 55,114,185.86
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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.