Finding the Fourth Proportional to 27,685,916.22, 41,537,746.35 and 19,385,365.98
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Solution
The fourth proportional to 27,685,916.22, 41,537,746.35 and 19,385,365.98 is: 29,084,261.06
Step by Step Solution
- Step 1: Write the proportion equation
27,685,916.22 : 41,537,746.35 = 19,385,365.98 : x - Step 2: Convert to fraction form
27,685,916.22/41,537,746.35 = 19,385,365.98/x - Step 3: Cross multiply
27,685,916.22x = 41,537,746.35 × 19,385,365.98 - Step 4: Simplify right side
27,685,916.22x = 805,224,414,979,159.25 - Step 5: Solve for x
x = 805,224,414,979,159.25/27,685,916.22 - Step 6: Final answer
x = 29,084,261.06
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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.