Finding the Fourth Proportional to 8,176,794.84, 11,283,205.91 and 4,823,438.52
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Solution
The fourth proportional to 8,176,794.84, 11,283,205.91 and 4,823,438.52 is: 6,655,890.36
Step by Step Solution
- Step 1: Write the proportion equation
8,176,794.84 : 11,283,205.91 = 4,823,438.52 : x - Step 2: Convert to fraction form
8,176,794.84/11,283,205.91 = 4,823,438.52/x - Step 3: Cross multiply
8,176,794.84x = 11,283,205.91 × 4,823,438.52 - Step 4: Simplify right side
8,176,794.84x = 54,423,849,991,268.45 - Step 5: Solve for x
x = 54,423,849,991,268.45/8,176,794.84 - Step 6: Final answer
x = 6,655,890.36
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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.