Finding the Fourth Proportional to 11,671,683.21, 16,104,086.15 and 6,841,854.09
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Solution
The fourth proportional to 11,671,683.21, 16,104,086.15 and 6,841,854.09 is: 9,440,095.80
Step by Step Solution
- Step 1: Write the proportion equation
11,671,683.21 : 16,104,086.15 = 6,841,854.09 : x - Step 2: Convert to fraction form
11,671,683.21/16,104,086.15 = 6,841,854.09/x - Step 3: Cross multiply
11,671,683.21x = 16,104,086.15 × 6,841,854.09 - Step 4: Simplify right side
11,671,683.21x = 110,181,807,656,880.58 - Step 5: Solve for x
x = 110,181,807,656,880.58/11,671,683.21 - Step 6: Final answer
x = 9,440,095.80
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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.