Finding the Fourth Proportional to 6,958,342.28, 9,602,835.65 and 4,346,392.79
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Solution
The fourth proportional to 6,958,342.28, 9,602,835.65 and 4,346,392.79 is: 5,998,223.99
Step by Step Solution
- Step 1: Write the proportion equation
6,958,342.28 : 9,602,835.65 = 4,346,392.79 : x - Step 2: Convert to fraction form
6,958,342.28/9,602,835.65 = 4,346,392.79/x - Step 3: Cross multiply
6,958,342.28x = 9,602,835.65 × 4,346,392.79 - Step 4: Simplify right side
6,958,342.28x = 41,737,695,562,968.82 - Step 5: Solve for x
x = 41,737,695,562,968.82/6,958,342.28 - Step 6: Final answer
x = 5,998,223.99
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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.