Finding the Fourth Proportional to 16,565,216.54, 22,809,299.35 and 16,517,386.85
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Solution
The fourth proportional to 16,565,216.54, 22,809,299.35 and 16,517,386.85 is: 22,743,440.76
Step by Step Solution
- Step 1: Write the proportion equation
16,565,216.54 : 22,809,299.35 = 16,517,386.85 : x - Step 2: Convert to fraction form
16,565,216.54/22,809,299.35 = 16,517,386.85/x - Step 3: Cross multiply
16,565,216.54x = 22,809,299.35 × 16,517,386.85 - Step 4: Simplify right side
16,565,216.54x = 376,750,021,157,133.31 - Step 5: Solve for x
x = 376,750,021,157,133.31/16,565,216.54 - Step 6: Final answer
x = 22,743,440.76
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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.