Finding the Fourth Proportional to 28,682,056.48, 43,022,968.08 and 11,642,585.44
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Solution
The fourth proportional to 28,682,056.48, 43,022,968.08 and 11,642,585.44 is: 17,463,830.81
Step by Step Solution
- Step 1: Write the proportion equation
28,682,056.48 : 43,022,968.08 = 11,642,585.44 : x - Step 2: Convert to fraction form
28,682,056.48/43,022,968.08 = 11,642,585.44/x - Step 3: Cross multiply
28,682,056.48x = 43,022,968.08 × 11,642,585.44 - Step 4: Simplify right side
28,682,056.48x = 500,898,581,753,792.69 - Step 5: Solve for x
x = 500,898,581,753,792.69/28,682,056.48 - Step 6: Final answer
x = 17,463,830.81
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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.