Finding the Fourth Proportional to 6,261,212.70, 9,386,351.55 and 2,425,652.10
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Solution
The fourth proportional to 6,261,212.70, 9,386,351.55 and 2,425,652.10 is: 3,636,359.99
Step by Step Solution
- Step 1: Write the proportion equation
6,261,212.70 : 9,386,351.55 = 2,425,652.10 : x - Step 2: Convert to fraction form
6,261,212.70/9,386,351.55 = 2,425,652.10/x - Step 3: Cross multiply
6,261,212.70x = 9,386,351.55 × 2,425,652.10 - Step 4: Simplify right side
6,261,212.70x = 22,768,023,348,595.76 - Step 5: Solve for x
x = 22,768,023,348,595.76/6,261,212.70 - Step 6: Final answer
x = 3,636,359.99
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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.