Finding the Fourth Proportional to 10,784,764.86, 14,883,342.75 and 6,378,267.84
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Solution
The fourth proportional to 10,784,764.86, 14,883,342.75 and 6,378,267.84 is: 8,802,226.81
Step by Step Solution
- Step 1: Write the proportion equation
10,784,764.86 : 14,883,342.75 = 6,378,267.84 : x - Step 2: Convert to fraction form
10,784,764.86/14,883,342.75 = 6,378,267.84/x - Step 3: Cross multiply
10,784,764.86x = 14,883,342.75 × 6,378,267.84 - Step 4: Simplify right side
10,784,764.86x = 94,929,946,414,022.16 - Step 5: Solve for x
x = 94,929,946,414,022.16/10,784,764.86 - Step 6: Final answer
x = 8,802,226.81
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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.