Finding the Fourth Proportional to 14,590,691.99, 21,885,688.93 and 4,742,742.99
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Solution
The fourth proportional to 14,590,691.99, 21,885,688.93 and 4,742,742.99 is: 7,114,001.02
Step by Step Solution
- Step 1: Write the proportion equation
14,590,691.99 : 21,885,688.93 = 4,742,742.99 : x - Step 2: Convert to fraction form
14,590,691.99/21,885,688.93 = 4,742,742.99/x - Step 3: Cross multiply
14,590,691.99x = 21,885,688.93 × 4,742,742.99 - Step 4: Simplify right side
14,590,691.99x = 103,798,197,754,078.11 - Step 5: Solve for x
x = 103,798,197,754,078.11/14,590,691.99 - Step 6: Final answer
x = 7,114,001.02
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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.