Finding the Fourth Proportional to 6,453,357.60, 8,905,493.34 and 3,552,637.44
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Solution
The fourth proportional to 6,453,357.60, 8,905,493.34 and 3,552,637.44 is: 4,902,562.51
Step by Step Solution
- Step 1: Write the proportion equation
6,453,357.60 : 8,905,493.34 = 3,552,637.44 : x - Step 2: Convert to fraction form
6,453,357.60/8,905,493.34 = 3,552,637.44/x - Step 3: Cross multiply
6,453,357.60x = 8,905,493.34 × 3,552,637.44 - Step 4: Simplify right side
6,453,357.60x = 31,637,989,061,354.65 - Step 5: Solve for x
x = 31,637,989,061,354.65/6,453,357.60 - Step 6: Final answer
x = 4,902,562.51
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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.