Finding the Fourth Proportional to 29,084,605.45, 40,137,026.17 and 16,032,331.49
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Solution
The fourth proportional to 29,084,605.45, 40,137,026.17 and 16,032,331.49 is: 22,124,766.65
Step by Step Solution
- Step 1: Write the proportion equation
29,084,605.45 : 40,137,026.17 = 16,032,331.49 : x - Step 2: Convert to fraction form
29,084,605.45/40,137,026.17 = 16,032,331.49/x - Step 3: Cross multiply
29,084,605.45x = 40,137,026.17 × 16,032,331.49 - Step 4: Simplify right side
29,084,605.45x = 643,490,108,663,117 - Step 5: Solve for x
x = 643,490,108,663,117/29,084,605.45 - Step 6: Final answer
x = 22,124,766.65
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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.