Finding the Fourth Proportional to 14,553,603.90, 21,830,470.65 and 3,770,138.70
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Solution
The fourth proportional to 14,553,603.90, 21,830,470.65 and 3,770,138.70 is: 5,655,224.84
Step by Step Solution
- Step 1: Write the proportion equation
14,553,603.90 : 21,830,470.65 = 3,770,138.70 : x - Step 2: Convert to fraction form
14,553,603.90/21,830,470.65 = 3,770,138.70/x - Step 3: Cross multiply
14,553,603.90x = 21,830,470.65 × 3,770,138.70 - Step 4: Simplify right side
14,553,603.90x = 82,303,902,236,779.16 - Step 5: Solve for x
x = 82,303,902,236,779.16/14,553,603.90 - Step 6: Final answer
x = 5,655,224.84
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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.