Finding the Fourth Proportional to 7,674,721.84, 10,592,502.60 and 4,577,443.84
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Solution
The fourth proportional to 7,674,721.84, 10,592,502.60 and 4,577,443.84 is: 6,317,699.43
Step by Step Solution
- Step 1: Write the proportion equation
7,674,721.84 : 10,592,502.60 = 4,577,443.84 : x - Step 2: Convert to fraction form
7,674,721.84/10,592,502.60 = 4,577,443.84/x - Step 3: Cross multiply
7,674,721.84x = 10,592,502.60 × 4,577,443.84 - Step 4: Simplify right side
7,674,721.84x = 48,486,585,776,553.98 - Step 5: Solve for x
x = 48,486,585,776,553.98/7,674,721.84 - Step 6: Final answer
x = 6,317,699.43
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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.