Finding the Fourth Proportional to 38,494,128.06, 53,119,269.99 and 22,604,442.30
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Solution
The fourth proportional to 38,494,128.06, 53,119,269.99 and 22,604,442.30 is: 31,192,587.91
Step by Step Solution
- Step 1: Write the proportion equation
38,494,128.06 : 53,119,269.99 = 22,604,442.30 : x - Step 2: Convert to fraction form
38,494,128.06/53,119,269.99 = 22,604,442.30/x - Step 3: Cross multiply
38,494,128.06x = 53,119,269.99 × 22,604,442.30 - Step 4: Simplify right side
38,494,128.06x = 1,200,731,473,507,076.75 - Step 5: Solve for x
x = 1,200,731,473,507,076.75/38,494,128.06 - Step 6: Final answer
x = 31,192,587.91
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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.