Finding the Fourth Proportional to 9,233,231.44, 12,742,518.99 and 5,103,173.74
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Solution
The fourth proportional to 9,233,231.44, 12,742,518.99 and 5,103,173.74 is: 7,042,744.32
Step by Step Solution
- Step 1: Write the proportion equation
9,233,231.44 : 12,742,518.99 = 5,103,173.74 : x - Step 2: Convert to fraction form
9,233,231.44/12,742,518.99 = 5,103,173.74/x - Step 3: Cross multiply
9,233,231.44x = 12,742,518.99 × 5,103,173.74 - Step 4: Simplify right side
9,233,231.44x = 65,027,288,291,219.33 - Step 5: Solve for x
x = 65,027,288,291,219.33/9,233,231.44 - Step 6: Final answer
x = 7,042,744.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.