Finding the Fourth Proportional to 14,448,214.13, 19,938,383.48 and 7,921,827.45
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Solution
The fourth proportional to 14,448,214.13, 19,938,383.48 and 7,921,827.45 is: 10,932,038.53
Step by Step Solution
- Step 1: Write the proportion equation
14,448,214.13 : 19,938,383.48 = 7,921,827.45 : x - Step 2: Convert to fraction form
14,448,214.13/19,938,383.48 = 7,921,827.45/x - Step 3: Cross multiply
14,448,214.13x = 19,938,383.48 × 7,921,827.45 - Step 4: Simplify right side
14,448,214.13x = 157,948,433,520,881.41 - Step 5: Solve for x
x = 157,948,433,520,881.41/14,448,214.13 - Step 6: Final answer
x = 10,932,038.53
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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.