Finding the Fourth Proportional to 19,789,544.18, 29,651,484.53 and 14,003,591.06
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Solution
The fourth proportional to 19,789,544.18, 29,651,484.53 and 14,003,591.06 is: 20,982,154.00
Step by Step Solution
- Step 1: Write the proportion equation
19,789,544.18 : 29,651,484.53 = 14,003,591.06 : x - Step 2: Convert to fraction form
19,789,544.18/29,651,484.53 = 14,003,591.06/x - Step 3: Cross multiply
19,789,544.18x = 29,651,484.53 × 14,003,591.06 - Step 4: Simplify right side
19,789,544.18x = 415,227,263,461,760.88 - Step 5: Solve for x
x = 415,227,263,461,760.88/19,789,544.18 - Step 6: Final answer
x = 20,982,154.00
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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.