Finding the Fourth Proportional to 29,370,810.24, 40,537,549.44 and 18,767,422.08
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Solution
The fourth proportional to 29,370,810.24, 40,537,549.44 and 18,767,422.08 is: 25,902,768.57
Step by Step Solution
- Step 1: Write the proportion equation
29,370,810.24 : 40,537,549.44 = 18,767,422.08 : x - Step 2: Convert to fraction form
29,370,810.24/40,537,549.44 = 18,767,422.08/x - Step 3: Cross multiply
29,370,810.24x = 40,537,549.44 × 18,767,422.08 - Step 4: Simplify right side
29,370,810.24x = 760,785,300,429,347.50 - Step 5: Solve for x
x = 760,785,300,429,347.50/29,370,810.24 - Step 6: Final answer
x = 25,902,768.57
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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.