Finding the Fourth Proportional to 8,754,035.16, 13,131,040.50 and 4,865,963.88
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Solution
The fourth proportional to 8,754,035.16, 13,131,040.50 and 4,865,963.88 is: 7,298,939.02
Step by Step Solution
- Step 1: Write the proportion equation
8,754,035.16 : 13,131,040.50 = 4,865,963.88 : x - Step 2: Convert to fraction form
8,754,035.16/13,131,040.50 = 4,865,963.88/x - Step 3: Cross multiply
8,754,035.16x = 13,131,040.50 × 4,865,963.88 - Step 4: Simplify right side
8,754,035.16x = 63,895,168,779,817.14 - Step 5: Solve for x
x = 63,895,168,779,817.14/8,754,035.16 - Step 6: Final answer
x = 7,298,939.02
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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.