Finding the Fourth Proportional to 6,313,118.05, 8,712,099.14 and 3,412,508.95
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Solution
The fourth proportional to 6,313,118.05, 8,712,099.14 and 3,412,508.95 is: 4,709,260.32
Step by Step Solution
- Step 1: Write the proportion equation
6,313,118.05 : 8,712,099.14 = 3,412,508.95 : x - Step 2: Convert to fraction form
6,313,118.05/8,712,099.14 = 3,412,508.95/x - Step 3: Cross multiply
6,313,118.05x = 8,712,099.14 × 3,412,508.95 - Step 4: Simplify right side
6,313,118.05x = 29,730,116,318,610.21 - Step 5: Solve for x
x = 29,730,116,318,610.21/6,313,118.05 - Step 6: Final answer
x = 4,709,260.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.