Finding the Fourth Proportional to 10,503,832.62, 15,742,495.62 and 5,634,061.68
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Solution
The fourth proportional to 10,503,832.62, 15,742,495.62 and 5,634,061.68 is: 8,443,983.69
Step by Step Solution
- Step 1: Write the proportion equation
10,503,832.62 : 15,742,495.62 = 5,634,061.68 : x - Step 2: Convert to fraction form
10,503,832.62/15,742,495.62 = 5,634,061.68/x - Step 3: Cross multiply
10,503,832.62x = 15,742,495.62 × 5,634,061.68 - Step 4: Simplify right side
10,503,832.62x = 88,694,191,320,209.83 - Step 5: Solve for x
x = 88,694,191,320,209.83/10,503,832.62 - Step 6: Final answer
x = 8,443,983.69
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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.