Finding the Fourth Proportional to 6,602,142.36, 9,903,247.70 and 3,005,393.94
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Solution
The fourth proportional to 6,602,142.36, 9,903,247.70 and 3,005,393.94 is: 4,508,106.46
Step by Step Solution
- Step 1: Write the proportion equation
6,602,142.36 : 9,903,247.70 = 3,005,393.94 : x - Step 2: Convert to fraction form
6,602,142.36/9,903,247.70 = 3,005,393.94/x - Step 3: Cross multiply
6,602,142.36x = 9,903,247.70 × 3,005,393.94 - Step 4: Simplify right side
6,602,142.36x = 29,763,160,623,898.93 - Step 5: Solve for x
x = 29,763,160,623,898.93/6,602,142.36 - Step 6: Final answer
x = 4,508,106.46
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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.