Finding the Fourth Proportional to 76,723,350.86, 115,071,162.13 and 22,122,512.03
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Solution
The fourth proportional to 76,723,350.86, 115,071,162.13 and 22,122,512.03 is: 33,179,770.44
Step by Step Solution
- Step 1: Write the proportion equation
76,723,350.86 : 115,071,162.13 = 22,122,512.03 : x - Step 2: Convert to fraction form
76,723,350.86/115,071,162.13 = 22,122,512.03/x - Step 3: Cross multiply
76,723,350.86x = 115,071,162.13 × 22,122,512.03 - Step 4: Simplify right side
76,723,350.86x = 2,545,663,168,842,336 - Step 5: Solve for x
x = 2,545,663,168,842,336/76,723,350.86 - Step 6: Final answer
x = 33,179,770.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.