Finding the Fourth Proportional to 11,048,039.39, 15,246,769.68 and 6,153,263.66
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Solution
The fourth proportional to 11,048,039.39, 15,246,769.68 and 6,153,263.66 is: 8,491,768.58
Step by Step Solution
- Step 1: Write the proportion equation
11,048,039.39 : 15,246,769.68 = 6,153,263.66 : x - Step 2: Convert to fraction form
11,048,039.39/15,246,769.68 = 6,153,263.66/x - Step 3: Cross multiply
11,048,039.39x = 15,246,769.68 × 6,153,263.66 - Step 4: Simplify right side
11,048,039.39x = 93,817,393,804,333.83 - Step 5: Solve for x
x = 93,817,393,804,333.83/11,048,039.39 - Step 6: Final answer
x = 8,491,768.58
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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.