Finding the Fourth Proportional to 22,556,092.74, 31,126,574.04 and 12,242,596.02
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Solution
The fourth proportional to 22,556,092.74, 31,126,574.04 and 12,242,596.02 is: 16,894,329.88
Step by Step Solution
- Step 1: Write the proportion equation
22,556,092.74 : 31,126,574.04 = 12,242,596.02 : x - Step 2: Convert to fraction form
22,556,092.74/31,126,574.04 = 12,242,596.02/x - Step 3: Cross multiply
22,556,092.74x = 31,126,574.04 × 12,242,596.02 - Step 4: Simplify right side
22,556,092.74x = 381,070,071,458,339.31 - Step 5: Solve for x
x = 381,070,071,458,339.31/22,556,092.74 - Step 6: Final answer
x = 16,894,329.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.