Finding the Fourth Proportional to 50,268,701.64, 69,371,726.99 and 27,943,783.77
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Solution
The fourth proportional to 50,268,701.64, 69,371,726.99 and 27,943,783.77 is: 38,562,932.31
Step by Step Solution
- Step 1: Write the proportion equation
50,268,701.64 : 69,371,726.99 = 27,943,783.77 : x - Step 2: Convert to fraction form
50,268,701.64/69,371,726.99 = 27,943,783.77/x - Step 3: Cross multiply
50,268,701.64x = 69,371,726.99 × 27,943,783.77 - Step 4: Simplify right side
50,268,701.64x = 1,938,508,538,620,314 - Step 5: Solve for x
x = 1,938,508,538,620,314/50,268,701.64 - Step 6: Final answer
x = 38,562,932.31
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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.