Finding the Fourth Proportional to 32,838,743.20, 49,286,108.40 and 14,670,896.80
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Solution
The fourth proportional to 32,838,743.20, 49,286,108.40 and 14,670,896.80 is: 22,018,851.50
Step by Step Solution
- Step 1: Write the proportion equation
32,838,743.20 : 49,286,108.40 = 14,670,896.80 : x - Step 2: Convert to fraction form
32,838,743.20/49,286,108.40 = 14,670,896.80/x - Step 3: Cross multiply
32,838,743.20x = 49,286,108.40 × 14,670,896.80 - Step 4: Simplify right side
32,838,743.20x = 723,071,410,010,013.12 - Step 5: Solve for x
x = 723,071,410,010,013.12/32,838,743.20 - Step 6: Final answer
x = 22,018,851.50
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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.