Finding the Fourth Proportional to 19,343,260.26, 29,013,840.54 and 5,879,038.50
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Solution
The fourth proportional to 19,343,260.26, 29,013,840.54 and 5,879,038.50 is: 8,818,238.67
Step by Step Solution
- Step 1: Write the proportion equation
19,343,260.26 : 29,013,840.54 = 5,879,038.50 : x - Step 2: Convert to fraction form
19,343,260.26/29,013,840.54 = 5,879,038.50/x - Step 3: Cross multiply
19,343,260.26x = 29,013,840.54 × 5,879,038.50 - Step 4: Simplify right side
19,343,260.26x = 170,573,485,567,520.78 - Step 5: Solve for x
x = 170,573,485,567,520.78/19,343,260.26 - Step 6: Final answer
x = 8,818,238.67
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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.