Finding the Fourth Proportional to 15,228,776.55, 22,845,335.64 and 4,994,437.08
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Solution
The fourth proportional to 15,228,776.55, 22,845,335.64 and 4,994,437.08 is: 7,492,367.56
Step by Step Solution
- Step 1: Write the proportion equation
15,228,776.55 : 22,845,335.64 = 4,994,437.08 : x - Step 2: Convert to fraction form
15,228,776.55/22,845,335.64 = 4,994,437.08/x - Step 3: Cross multiply
15,228,776.55x = 22,845,335.64 × 4,994,437.08 - Step 4: Simplify right side
15,228,776.55x = 114,099,591,425,461.53 - Step 5: Solve for x
x = 114,099,591,425,461.53/15,228,776.55 - Step 6: Final answer
x = 7,492,367.56
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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.