Finding the Fourth Proportional to 8,677,949.70, 13,007,746.95 and 3,209,530.23
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Solution
The fourth proportional to 8,677,949.70, 13,007,746.95 and 3,209,530.23 is: 4,810,901.02
Step by Step Solution
- Step 1: Write the proportion equation
8,677,949.70 : 13,007,746.95 = 3,209,530.23 : x - Step 2: Convert to fraction form
8,677,949.70/13,007,746.95 = 3,209,530.23/x - Step 3: Cross multiply
8,677,949.70x = 13,007,746.95 × 3,209,530.23 - Step 4: Simplify right side
8,677,949.70x = 41,748,757,060,215.30 - Step 5: Solve for x
x = 41,748,757,060,215.30/8,677,949.70 - Step 6: Final answer
x = 4,810,901.02
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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.