Finding the Fourth Proportional to 10,762,494.70, 16,143,743.26 and 4,372,751.38
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Solution
The fourth proportional to 10,762,494.70, 16,143,743.26 and 4,372,751.38 is: 6,559,127.56
Step by Step Solution
- Step 1: Write the proportion equation
10,762,494.70 : 16,143,743.26 = 4,372,751.38 : x - Step 2: Convert to fraction form
10,762,494.70/16,143,743.26 = 4,372,751.38/x - Step 3: Cross multiply
10,762,494.70x = 16,143,743.26 × 4,372,751.38 - Step 4: Simplify right side
10,762,494.70x = 70,592,575,583,637.28 - Step 5: Solve for x
x = 70,592,575,583,637.28/10,762,494.70 - Step 6: Final answer
x = 6,559,127.56
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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.