Finding the Fourth Proportional to 14,830,019.71, 22,236,920.20 and 11,775,630.99
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Solution
The fourth proportional to 14,830,019.71, 22,236,920.20 and 11,775,630.99 is: 17,657,007.32
Step by Step Solution
- Step 1: Write the proportion equation
14,830,019.71 : 22,236,920.20 = 11,775,630.99 : x - Step 2: Convert to fraction form
14,830,019.71/22,236,920.20 = 11,775,630.99/x - Step 3: Cross multiply
14,830,019.71x = 22,236,920.20 × 11,775,630.99 - Step 4: Simplify right side
14,830,019.71x = 261,853,766,572,885.16 - Step 5: Solve for x
x = 261,853,766,572,885.16/14,830,019.71 - Step 6: Final answer
x = 17,657,007.32
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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.