Finding the Fourth Proportional to 14,305,700.40, 19,742,385.69 and 8,195,309.88
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Solution
The fourth proportional to 14,305,700.40, 19,742,385.69 and 8,195,309.88 is: 11,309,825.03
Step by Step Solution
- Step 1: Write the proportion equation
14,305,700.40 : 19,742,385.69 = 8,195,309.88 : x - Step 2: Convert to fraction form
14,305,700.40/19,742,385.69 = 8,195,309.88/x - Step 3: Cross multiply
14,305,700.40x = 19,742,385.69 × 8,195,309.88 - Step 4: Simplify right side
14,305,700.40x = 161,794,968,500,027.62 - Step 5: Solve for x
x = 161,794,968,500,027.62/14,305,700.40 - Step 6: Final answer
x = 11,309,825.03
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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.