Finding the Fourth Proportional to 49,917,751.24, 68,886,952.74 and 29,291,541.16
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Solution
The fourth proportional to 49,917,751.24, 68,886,952.74 and 29,291,541.16 is: 40,422,594.40
Step by Step Solution
- Step 1: Write the proportion equation
49,917,751.24 : 68,886,952.74 = 29,291,541.16 : x - Step 2: Convert to fraction form
49,917,751.24/68,886,952.74 = 29,291,541.16/x - Step 3: Cross multiply
49,917,751.24x = 68,886,952.74 × 29,291,541.16 - Step 4: Simplify right side
49,917,751.24x = 2,017,805,011,570,684.75 - Step 5: Solve for x
x = 2,017,805,011,570,684.75/49,917,751.24 - Step 6: Final answer
x = 40,422,594.40
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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.