Finding the Fourth Proportional to 10,458,400.36, 15,688,504.70 and 2,885,365.96
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Solution
The fourth proportional to 10,458,400.36, 15,688,504.70 and 2,885,365.96 is: 4,328,298.39
Step by Step Solution
- Step 1: Write the proportion equation
10,458,400.36 : 15,688,504.70 = 2,885,365.96 : x - Step 2: Convert to fraction form
10,458,400.36/15,688,504.70 = 2,885,365.96/x - Step 3: Cross multiply
10,458,400.36x = 15,688,504.70 × 2,885,365.96 - Step 4: Simplify right side
10,458,400.36x = 45,267,077,424,680.01 - Step 5: Solve for x
x = 45,267,077,424,680.01/10,458,400.36 - Step 6: Final answer
x = 4,328,298.39
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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.