Finding the Fourth Proportional to 88,626,839.14, 122,369,822.85 and 57,283,432.84
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Solution
The fourth proportional to 88,626,839.14, 122,369,822.85 and 57,283,432.84 is: 79,093,010.61
Step by Step Solution
- Step 1: Write the proportion equation
88,626,839.14 : 122,369,822.85 = 57,283,432.84 : x - Step 2: Convert to fraction form
88,626,839.14/122,369,822.85 = 57,283,432.84/x - Step 3: Cross multiply
88,626,839.14x = 122,369,822.85 × 57,283,432.84 - Step 4: Simplify right side
88,626,839.14x = 7,009,763,528,870,672 - Step 5: Solve for x
x = 7,009,763,528,870,672/88,626,839.14 - Step 6: Final answer
x = 79,093,010.61
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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.