Finding the Fourth Proportional to 19,482,813.80, 27,335,659 and 19,482,813.80
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Solution
The fourth proportional to 19,482,813.80, 27,335,659 and 19,482,813.80 is: 27,335,659
Step by Step Solution
- Step 1: Write the proportion equation
19,482,813.80 : 27,335,659 = 19,482,813.80 : x - Step 2: Convert to fraction form
19,482,813.80/27,335,659 = 19,482,813.80/x - Step 3: Cross multiply
19,482,813.80x = 27,335,659 × 19,482,813.80 - Step 4: Simplify right side
19,482,813.80x = 532,575,554,397,294.25 - Step 5: Solve for x
x = 532,575,554,397,294.25/19,482,813.80 - Step 6: Final answer
x = 27,335,659
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.