Finding the Fourth Proportional to 64,485,816.35, 88,994,166.84 and 48,562,393.28
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Solution
The fourth proportional to 64,485,816.35, 88,994,166.84 and 48,562,393.28 is: 67,018,919.42
Step by Step Solution
- Step 1: Write the proportion equation
64,485,816.35 : 88,994,166.84 = 48,562,393.28 : x - Step 2: Convert to fraction form
64,485,816.35/88,994,166.84 = 48,562,393.28/x - Step 3: Cross multiply
64,485,816.35x = 88,994,166.84 × 48,562,393.28 - Step 4: Simplify right side
64,485,816.35x = 4,321,769,729,265,044 - Step 5: Solve for x
x = 4,321,769,729,265,044/64,485,816.35 - Step 6: Final answer
x = 67,018,919.42
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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.