Finding the Fourth Proportional to 8,817,021.43, 13,205,396.35 and 4,209,248.88
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Solution
The fourth proportional to 8,817,021.43, 13,205,396.35 and 4,209,248.88 is: 6,304,260.48
Step by Step Solution
- Step 1: Write the proportion equation
8,817,021.43 : 13,205,396.35 = 4,209,248.88 : x - Step 2: Convert to fraction form
8,817,021.43/13,205,396.35 = 4,209,248.88/x - Step 3: Cross multiply
8,817,021.43x = 13,205,396.35 × 4,209,248.88 - Step 4: Simplify right side
8,817,021.43x = 55,584,799,796,193.59 - Step 5: Solve for x
x = 55,584,799,796,193.59/8,817,021.43 - Step 6: Final answer
x = 6,304,260.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.