Finding the Fourth Proportional to 9,044,778.65, 13,569,266.67 and 2,979,292.91
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Solution
The fourth proportional to 9,044,778.65, 13,569,266.67 and 2,979,292.91 is: 4,469,630.66
Step by Step Solution
- Step 1: Write the proportion equation
9,044,778.65 : 13,569,266.67 = 2,979,292.91 : x - Step 2: Convert to fraction form
9,044,778.65/13,569,266.67 = 2,979,292.91/x - Step 3: Cross multiply
9,044,778.65x = 13,569,266.67 × 2,979,292.91 - Step 4: Simplify right side
9,044,778.65x = 40,426,819,915,983.98 - Step 5: Solve for x
x = 40,426,819,915,983.98/9,044,778.65 - Step 6: Final answer
x = 4,469,630.66
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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.