Finding the Fourth Proportional to 9,920,902.74, 14,875,562.16 and 3,848,538.84
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Solution
The fourth proportional to 9,920,902.74, 14,875,562.16 and 3,848,538.84 is: 5,770,561.43
Step by Step Solution
- Step 1: Write the proportion equation
9,920,902.74 : 14,875,562.16 = 3,848,538.84 : x - Step 2: Convert to fraction form
9,920,902.74/14,875,562.16 = 3,848,538.84/x - Step 3: Cross multiply
9,920,902.74x = 14,875,562.16 × 3,848,538.84 - Step 4: Simplify right side
9,920,902.74x = 57,249,178,739,594.29 - Step 5: Solve for x
x = 57,249,178,739,594.29/9,920,902.74 - Step 6: Final answer
x = 5,770,561.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.