Finding the Fourth Proportional to 5,118,664.76, 7,667,696.34 and 2,425,587.02
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Solution
The fourth proportional to 5,118,664.76, 7,667,696.34 and 2,425,587.02 is: 3,633,499.28
Step by Step Solution
- Step 1: Write the proportion equation
5,118,664.76 : 7,667,696.34 = 2,425,587.02 : x - Step 2: Convert to fraction form
5,118,664.76/7,667,696.34 = 2,425,587.02/x - Step 3: Cross multiply
5,118,664.76x = 7,667,696.34 × 2,425,587.02 - Step 4: Simplify right side
5,118,664.76x = 18,598,664,715,605.51 - Step 5: Solve for x
x = 18,598,664,715,605.51/5,118,664.76 - Step 6: Final answer
x = 3,633,499.28
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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.