Finding the Fourth Proportional to 14,273,422.25, 19,697,344.35 and 7,747,054.09
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Solution
The fourth proportional to 14,273,422.25, 19,697,344.35 and 7,747,054.09 is: 10,690,946.39
Step by Step Solution
- Step 1: Write the proportion equation
14,273,422.25 : 19,697,344.35 = 7,747,054.09 : x - Step 2: Convert to fraction form
14,273,422.25/19,697,344.35 = 7,747,054.09/x - Step 3: Cross multiply
14,273,422.25x = 19,697,344.35 × 7,747,054.09 - Step 4: Simplify right side
14,273,422.25x = 152,596,392,108,805.91 - Step 5: Solve for x
x = 152,596,392,108,805.91/14,273,422.25 - Step 6: Final answer
x = 10,690,946.39
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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.