Finding the Fourth Proportional to 29,137,898.06, 40,209,245.52 and 16,084,876.70
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Solution
The fourth proportional to 29,137,898.06, 40,209,245.52 and 16,084,876.70 is: 22,196,548.12
Step by Step Solution
- Step 1: Write the proportion equation
29,137,898.06 : 40,209,245.52 = 16,084,876.70 : x - Step 2: Convert to fraction form
29,137,898.06/40,209,245.52 = 16,084,876.70/x - Step 3: Cross multiply
29,137,898.06x = 40,209,245.52 × 16,084,876.70 - Step 4: Simplify right side
29,137,898.06x = 646,760,756,389,227.38 - Step 5: Solve for x
x = 646,760,756,389,227.38/29,137,898.06 - Step 6: Final answer
x = 22,196,548.12
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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.