Finding the Fourth Proportional to 36,484,349.10, 50,348,990.79 and 19,965,908.94
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Solution
The fourth proportional to 36,484,349.10, 50,348,990.79 and 19,965,908.94 is: 27,553,276.68
Step by Step Solution
- Step 1: Write the proportion equation
36,484,349.10 : 50,348,990.79 = 19,965,908.94 : x - Step 2: Convert to fraction form
36,484,349.10/50,348,990.79 = 19,965,908.94/x - Step 3: Cross multiply
36,484,349.10x = 50,348,990.79 × 19,965,908.94 - Step 4: Simplify right side
36,484,349.10x = 1,005,263,365,334,038.75 - Step 5: Solve for x
x = 1,005,263,365,334,038.75/36,484,349.10 - Step 6: Final answer
x = 27,553,276.68
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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.