Finding the Fourth Proportional to 14,309,946.44, 19,745,932.50 and 9,673,817.48
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Solution
The fourth proportional to 14,309,946.44, 19,745,932.50 and 9,673,817.48 is: 13,348,655.62
Step by Step Solution
- Step 1: Write the proportion equation
14,309,946.44 : 19,745,932.50 = 9,673,817.48 : x - Step 2: Convert to fraction form
14,309,946.44/19,745,932.50 = 9,673,817.48/x - Step 3: Cross multiply
14,309,946.44x = 19,745,932.50 × 9,673,817.48 - Step 4: Simplify right side
14,309,946.44x = 191,018,546,977,400.09 - Step 5: Solve for x
x = 191,018,546,977,400.09/14,309,946.44 - Step 6: Final answer
x = 13,348,655.62
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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.