Finding the Fourth Proportional to 11,403,617.27, 15,736,866.48 and 6,176,495.49
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Solution
The fourth proportional to 11,403,617.27, 15,736,866.48 and 6,176,495.49 is: 8,523,495.89
Step by Step Solution
- Step 1: Write the proportion equation
11,403,617.27 : 15,736,866.48 = 6,176,495.49 : x - Step 2: Convert to fraction form
11,403,617.27/15,736,866.48 = 6,176,495.49/x - Step 3: Cross multiply
11,403,617.27x = 15,736,866.48 × 6,176,495.49 - Step 4: Simplify right side
11,403,617.27x = 97,198,684,840,452.19 - Step 5: Solve for x
x = 97,198,684,840,452.19/11,403,617.27 - Step 6: Final answer
x = 8,523,495.89
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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.