Finding the Fourth Proportional to 49,480,764.12, 68,287,194.54 and 27,458,432.28
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Solution
The fourth proportional to 49,480,764.12, 68,287,194.54 and 27,458,432.28 is: 37,894,712.02
Step by Step Solution
- Step 1: Write the proportion equation
49,480,764.12 : 68,287,194.54 = 27,458,432.28 : x - Step 2: Convert to fraction form
49,480,764.12/68,287,194.54 = 27,458,432.28/x - Step 3: Cross multiply
49,480,764.12x = 68,287,194.54 × 27,458,432.28 - Step 4: Simplify right side
49,480,764.12x = 1,875,059,306,867,776 - Step 5: Solve for x
x = 1,875,059,306,867,776/49,480,764.12 - Step 6: Final answer
x = 37,894,712.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.