Finding the Fourth Proportional to 11,686,246.42, 17,523,852.48 and 6,829,946.09
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Solution
The fourth proportional to 11,686,246.42, 17,523,852.48 and 6,829,946.09 is: 10,241,694.68
Step by Step Solution
- Step 1: Write the proportion equation
11,686,246.42 : 17,523,852.48 = 6,829,946.09 : x - Step 2: Convert to fraction form
11,686,246.42/17,523,852.48 = 6,829,946.09/x - Step 3: Cross multiply
11,686,246.42x = 17,523,852.48 × 6,829,946.09 - Step 4: Simplify right side
11,686,246.42x = 119,686,967,771,322.44 - Step 5: Solve for x
x = 119,686,967,771,322.44/11,686,246.42 - Step 6: Final answer
x = 10,241,694.68
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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.