Finding the Fourth Proportional to 14,226,398.88, 21,341,812.62 and 4,639,542.12
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Solution
The fourth proportional to 14,226,398.88, 21,341,812.62 and 4,639,542.12 is: 6,960,035.31
Step by Step Solution
- Step 1: Write the proportion equation
14,226,398.88 : 21,341,812.62 = 4,639,542.12 : x - Step 2: Convert to fraction form
14,226,398.88/21,341,812.62 = 4,639,542.12/x - Step 3: Cross multiply
14,226,398.88x = 21,341,812.62 × 4,639,542.12 - Step 4: Simplify right side
14,226,398.88x = 99,016,238,567,637.56 - Step 5: Solve for x
x = 99,016,238,567,637.56/14,226,398.88 - Step 6: Final answer
x = 6,960,035.31
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1.5x scale
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.