Finding the Fourth Proportional to 14,537,923.20, 21,806,690.40 and 4,440,592.80
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Solution
The fourth proportional to 14,537,923.20, 21,806,690.40 and 4,440,592.80 is: 6,660,829.82
Step by Step Solution
- Step 1: Write the proportion equation
14,537,923.20 : 21,806,690.40 = 4,440,592.80 : x - Step 2: Convert to fraction form
14,537,923.20/21,806,690.40 = 4,440,592.80/x - Step 3: Cross multiply
14,537,923.20x = 21,806,690.40 × 4,440,592.80 - Step 4: Simplify right side
14,537,923.20x = 96,834,632,382,069.11 - Step 5: Solve for x
x = 96,834,632,382,069.11/14,537,923.20 - Step 6: Final answer
x = 6,660,829.82
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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.