Finding the Fourth Proportional to 8,553,106.91, 12,829,703.33 and 2,163,365.42
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Solution
The fourth proportional to 8,553,106.91, 12,829,703.33 and 2,163,365.42 is: 3,245,058.99
Step by Step Solution
- Step 1: Write the proportion equation
8,553,106.91 : 12,829,703.33 = 2,163,365.42 : x - Step 2: Convert to fraction form
8,553,106.91/12,829,703.33 = 2,163,365.42/x - Step 3: Cross multiply
8,553,106.91x = 12,829,703.33 × 2,163,365.42 - Step 4: Simplify right side
8,553,106.91x = 27,755,336,474,240.75 - Step 5: Solve for x
x = 27,755,336,474,240.75/8,553,106.91 - Step 6: Final answer
x = 3,245,058.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.