Finding the Fourth Proportional to 62,108,215.84, 85,709,677.84 and 36,018,202.56
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Solution
The fourth proportional to 62,108,215.84, 85,709,677.84 and 36,018,202.56 is: 49,705,316.70
Step by Step Solution
- Step 1: Write the proportion equation
62,108,215.84 : 85,709,677.84 = 36,018,202.56 : x - Step 2: Convert to fraction form
62,108,215.84/85,709,677.84 = 36,018,202.56/x - Step 3: Cross multiply
62,108,215.84x = 85,709,677.84 × 36,018,202.56 - Step 4: Simplify right side
62,108,215.84x = 3,087,108,537,793,463.50 - Step 5: Solve for x
x = 3,087,108,537,793,463.50/62,108,215.84 - Step 6: Final answer
x = 49,705,316.70
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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.