Finding the Fourth Proportional to 6,564,803.80, 9,841,676.10 and 3,412,931.80
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Solution
The fourth proportional to 6,564,803.80, 9,841,676.10 and 3,412,931.80 is: 5,116,522.95
Step by Step Solution
- Step 1: Write the proportion equation
6,564,803.80 : 9,841,676.10 = 3,412,931.80 : x - Step 2: Convert to fraction form
6,564,803.80/9,841,676.10 = 3,412,931.80/x - Step 3: Cross multiply
6,564,803.80x = 9,841,676.10 × 3,412,931.80 - Step 4: Simplify right side
6,564,803.80x = 33,588,969,326,989.98 - Step 5: Solve for x
x = 33,588,969,326,989.98/6,564,803.80 - Step 6: Final answer
x = 5,116,522.95
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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.