Finding the Fourth Proportional to 6,463,864.04, 8,920,160.40 and 3,563,192.48
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Solution
The fourth proportional to 6,463,864.04, 8,920,160.40 and 3,563,192.48 is: 4,917,221.07
Step by Step Solution
- Step 1: Write the proportion equation
6,463,864.04 : 8,920,160.40 = 3,563,192.48 : x - Step 2: Convert to fraction form
6,463,864.04/8,920,160.40 = 3,563,192.48/x - Step 3: Cross multiply
6,463,864.04x = 8,920,160.40 × 3,563,192.48 - Step 4: Simplify right side
6,463,864.04x = 31,784,248,457,673.79 - Step 5: Solve for x
x = 31,784,248,457,673.79/6,463,864.04 - Step 6: Final answer
x = 4,917,221.07
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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.