Finding the Fourth Proportional to 34,421,986.55, 51,638,588.49 and 10,163,365.65
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Solution
The fourth proportional to 34,421,986.55, 51,638,588.49 and 10,163,365.65 is: 15,246,704.48
Step by Step Solution
- Step 1: Write the proportion equation
34,421,986.55 : 51,638,588.49 = 10,163,365.65 : x - Step 2: Convert to fraction form
34,421,986.55/51,638,588.49 = 10,163,365.65/x - Step 3: Cross multiply
34,421,986.55x = 51,638,588.49 × 10,163,365.65 - Step 4: Simplify right side
34,421,986.55x = 524,821,856,454,684.88 - Step 5: Solve for x
x = 524,821,856,454,684.88/34,421,986.55 - Step 6: Final answer
x = 15,246,704.48
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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.