Finding the Fourth Proportional to 106,375,417.70, 159,563,126.55 and 41,657,713.70
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Solution
The fourth proportional to 106,375,417.70, 159,563,126.55 and 41,657,713.70 is: 62,486,570.55
Step by Step Solution
- Step 1: Write the proportion equation
106,375,417.70 : 159,563,126.55 = 41,657,713.70 : x - Step 2: Convert to fraction form
106,375,417.70/159,563,126.55 = 41,657,713.70/x - Step 3: Cross multiply
106,375,417.70x = 159,563,126.55 × 41,657,713.70 - Step 4: Simplify right side
106,375,417.70x = 6,647,035,042,896,770 - Step 5: Solve for x
x = 6,647,035,042,896,770/106,375,417.70 - Step 6: Final answer
x = 62,486,570.55
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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.