Finding the Fourth Proportional to 39,684,937.73, 54,763,363.08 and 22,044,983.63
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Solution
The fourth proportional to 39,684,937.73, 54,763,363.08 and 22,044,983.63 is: 30,421,049.18
Step by Step Solution
- Step 1: Write the proportion equation
39,684,937.73 : 54,763,363.08 = 22,044,983.63 : x - Step 2: Convert to fraction form
39,684,937.73/54,763,363.08 = 22,044,983.63/x - Step 3: Cross multiply
39,684,937.73x = 54,763,363.08 × 22,044,983.63 - Step 4: Simplify right side
39,684,937.73x = 1,207,257,442,348,529.50 - Step 5: Solve for x
x = 1,207,257,442,348,529.50/39,684,937.73 - Step 6: Final answer
x = 30,421,049.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.