Finding the Fourth Proportional to 14,590,690.99, 21,885,687.43 and 4,742,741.99
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Solution
The fourth proportional to 14,590,690.99, 21,885,687.43 and 4,742,741.99 is: 7,113,999.53
Step by Step Solution
- Step 1: Write the proportion equation
14,590,690.99 : 21,885,687.43 = 4,742,741.99 : x - Step 2: Convert to fraction form
14,590,690.99/21,885,687.43 = 4,742,741.99/x - Step 3: Cross multiply
14,590,690.99x = 21,885,687.43 × 4,742,741.99 - Step 4: Simplify right side
14,590,690.99x = 103,798,168,797,133.53 - Step 5: Solve for x
x = 103,798,168,797,133.53/14,590,690.99 - Step 6: Final answer
x = 7,113,999.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.