Finding the Fourth Proportional to 11,911,283.96, 16,437,570.54 and 6,754,645.49
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Solution
The fourth proportional to 11,911,283.96, 16,437,570.54 and 6,754,645.49 is: 9,321,410.02
Step by Step Solution
- Step 1: Write the proportion equation
11,911,283.96 : 16,437,570.54 = 6,754,645.49 : x - Step 2: Convert to fraction form
11,911,283.96/16,437,570.54 = 6,754,645.49/x - Step 3: Cross multiply
11,911,283.96x = 16,437,570.54 × 6,754,645.49 - Step 4: Simplify right side
11,911,283.96x = 111,029,961,607,050.11 - Step 5: Solve for x
x = 111,029,961,607,050.11/11,911,283.96 - Step 6: Final answer
x = 9,321,410.02
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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.