Finding the Fourth Proportional to 29,403,329.37, 40,585,148.11 and 19,613,750.21
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Solution
The fourth proportional to 29,403,329.37, 40,585,148.11 and 19,613,750.21 is: 27,072,681.02
Step by Step Solution
- Step 1: Write the proportion equation
29,403,329.37 : 40,585,148.11 = 19,613,750.21 : x - Step 2: Convert to fraction form
29,403,329.37/40,585,148.11 = 19,613,750.21/x - Step 3: Cross multiply
29,403,329.37x = 40,585,148.11 × 19,613,750.21 - Step 4: Simplify right side
29,403,329.37x = 796,026,957,184,025.38 - Step 5: Solve for x
x = 796,026,957,184,025.38/29,403,329.37 - Step 6: Final answer
x = 27,072,681.02
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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.