Finding the Fourth Proportional to 88,984,728.21, 122,799,907.23 and 49,292,866.92
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Solution
The fourth proportional to 88,984,728.21, 122,799,907.23 and 49,292,866.92 is: 68,024,700.49
Step by Step Solution
- Step 1: Write the proportion equation
88,984,728.21 : 122,799,907.23 = 49,292,866.92 : x - Step 2: Convert to fraction form
88,984,728.21/122,799,907.23 = 49,292,866.92/x - Step 3: Cross multiply
88,984,728.21x = 122,799,907.23 × 49,292,866.92 - Step 4: Simplify right side
88,984,728.21x = 6,053,159,484,876,736 - Step 5: Solve for x
x = 6,053,159,484,876,736/88,984,728.21 - Step 6: Final answer
x = 68,024,700.49
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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.