Finding the Fourth Proportional to 7,369,901.80, 11,055,884.67 and 2,576,500.81
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Solution
The fourth proportional to 7,369,901.80, 11,055,884.67 and 2,576,500.81 is: 3,865,111.99
Step by Step Solution
- Step 1: Write the proportion equation
7,369,901.80 : 11,055,884.67 = 2,576,500.81 : x - Step 2: Convert to fraction form
7,369,901.80/11,055,884.67 = 2,576,500.81/x - Step 3: Cross multiply
7,369,901.80x = 11,055,884.67 × 2,576,500.81 - Step 4: Simplify right side
7,369,901.80x = 28,485,495,807,521.58 - Step 5: Solve for x
x = 28,485,495,807,521.58/7,369,901.80 - Step 6: Final answer
x = 3,865,111.99
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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.