Finding the Fourth Proportional to 23,025,775.24, 31,778,356.19 and 13,105,070.00
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Solution
The fourth proportional to 23,025,775.24, 31,778,356.19 and 13,105,070.00 is: 18,086,582.45
Step by Step Solution
- Step 1: Write the proportion equation
23,025,775.24 : 31,778,356.19 = 13,105,070.00 : x - Step 2: Convert to fraction form
23,025,775.24/31,778,356.19 = 13,105,070.00/x - Step 3: Cross multiply
23,025,775.24x = 31,778,356.19 × 13,105,070.00 - Step 4: Simplify right side
23,025,775.24x = 416,457,582,428,388.25 - Step 5: Solve for x
x = 416,457,582,428,388.25/23,025,775.24 - Step 6: Final answer
x = 18,086,582.45
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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.