Finding the Fourth Proportional to 6,453,357.10, 8,905,492.65 and 3,552,636.94
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Solution
The fourth proportional to 6,453,357.10, 8,905,492.65 and 3,552,636.94 is: 4,902,561.82
Step by Step Solution
- Step 1: Write the proportion equation
6,453,357.10 : 8,905,492.65 = 3,552,636.94 : x - Step 2: Convert to fraction form
6,453,357.10/8,905,492.65 = 3,552,636.94/x - Step 3: Cross multiply
6,453,357.10x = 8,905,492.65 × 3,552,636.94 - Step 4: Simplify right side
6,453,357.10x = 31,637,982,157,288.49 - Step 5: Solve for x
x = 31,637,982,157,288.49/6,453,357.10 - Step 6: Final answer
x = 4,902,561.82
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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.