Finding the Fourth Proportional to 29,108,224.50, 40,168,646.12 and 16,055,203.09
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Solution
The fourth proportional to 29,108,224.50, 40,168,646.12 and 16,055,203.09 is: 22,155,792.12
Step by Step Solution
- Step 1: Write the proportion equation
29,108,224.50 : 40,168,646.12 = 16,055,203.09 : x - Step 2: Convert to fraction form
29,108,224.50/40,168,646.12 = 16,055,203.09/x - Step 3: Cross multiply
29,108,224.50x = 40,168,646.12 × 16,055,203.09 - Step 4: Simplify right side
29,108,224.50x = 644,915,771,025,821.38 - Step 5: Solve for x
x = 644,915,771,025,821.38/29,108,224.50 - Step 6: Final answer
x = 22,155,792.12
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1.5x scale
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.