Finding the Fourth Proportional to 29,147,261.04, 43,736,022.87 and 11,888,124.09
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Solution
The fourth proportional to 29,147,261.04, 43,736,022.87 and 11,888,124.09 is: 17,838,357.65
Step by Step Solution
- Step 1: Write the proportion equation
29,147,261.04 : 43,736,022.87 = 11,888,124.09 : x - Step 2: Convert to fraction form
29,147,261.04/43,736,022.87 = 11,888,124.09/x - Step 3: Cross multiply
29,147,261.04x = 43,736,022.87 × 11,888,124.09 - Step 4: Simplify right side
29,147,261.04x = 519,939,267,081,637.88 - Step 5: Solve for x
x = 519,939,267,081,637.88/29,147,261.04 - Step 6: Final answer
x = 17,838,357.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.