Finding the Fourth Proportional to 48,470,518.68, 66,888,997.02 and 27,562,553.16
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Solution
The fourth proportional to 48,470,518.68, 66,888,997.02 and 27,562,553.16 is: 38,036,142.10
Step by Step Solution
- Step 1: Write the proportion equation
48,470,518.68 : 66,888,997.02 = 27,562,553.16 : x - Step 2: Convert to fraction form
48,470,518.68/66,888,997.02 = 27,562,553.16/x - Step 3: Cross multiply
48,470,518.68x = 66,888,997.02 × 27,562,553.16 - Step 4: Simplify right side
48,470,518.68x = 1,843,631,536,182,831.75 - Step 5: Solve for x
x = 1,843,631,536,182,831.75/48,470,518.68 - Step 6: Final answer
x = 38,036,142.10
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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.