Finding the Fourth Proportional to 55,143,602.70, 82,715,404.05 and 14,202,962.70
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Solution
The fourth proportional to 55,143,602.70, 82,715,404.05 and 14,202,962.70 is: 21,304,444.05
Step by Step Solution
- Step 1: Write the proportion equation
55,143,602.70 : 82,715,404.05 = 14,202,962.70 : x - Step 2: Convert to fraction form
55,143,602.70/82,715,404.05 = 14,202,962.70/x - Step 3: Cross multiply
55,143,602.70x = 82,715,404.05 × 14,202,962.70 - Step 4: Simplify right side
55,143,602.70x = 1,174,803,798,437,578.75 - Step 5: Solve for x
x = 1,174,803,798,437,578.75/55,143,602.70 - Step 6: Final answer
x = 21,304,444.05
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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.