Finding the Fourth Proportional to 10,742,453.60, 16,080,502.80 and 6,241,359.20
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Solution
The fourth proportional to 10,742,453.60, 16,080,502.80 and 6,241,359.20 is: 9,342,762.63
Step by Step Solution
- Step 1: Write the proportion equation
10,742,453.60 : 16,080,502.80 = 6,241,359.20 : x - Step 2: Convert to fraction form
10,742,453.60/16,080,502.80 = 6,241,359.20/x - Step 3: Cross multiply
10,742,453.60x = 16,080,502.80 × 6,241,359.20 - Step 4: Simplify right side
10,742,453.60x = 100,364,194,091,405.77 - Step 5: Solve for x
x = 100,364,194,091,405.77/10,742,453.60 - Step 6: Final answer
x = 9,342,762.63
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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.