Finding the Fourth Proportional to 6,648,408.24, 9,972,911.07 and 2,037,056.65
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Solution
The fourth proportional to 6,648,408.24, 9,972,911.07 and 2,037,056.65 is: 3,055,676.50
Step by Step Solution
- Step 1: Write the proportion equation
6,648,408.24 : 9,972,911.07 = 2,037,056.65 : x - Step 2: Convert to fraction form
6,648,408.24/9,972,911.07 = 2,037,056.65/x - Step 3: Cross multiply
6,648,408.24x = 9,972,911.07 × 2,037,056.65 - Step 4: Simplify right side
6,648,408.24x = 20,315,384,815,002.11 - Step 5: Solve for x
x = 20,315,384,815,002.11/6,648,408.24 - Step 6: Final answer
x = 3,055,676.50
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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.