Finding the Fourth Proportional to 67,610,207.67, 93,302,092.74 and 38,240,908.13
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Solution
The fourth proportional to 67,610,207.67, 93,302,092.74 and 38,240,908.13 is: 52,772,456.69
Step by Step Solution
- Step 1: Write the proportion equation
67,610,207.67 : 93,302,092.74 = 38,240,908.13 : x - Step 2: Convert to fraction form
67,610,207.67/93,302,092.74 = 38,240,908.13/x - Step 3: Cross multiply
67,610,207.67x = 93,302,092.74 × 38,240,908.13 - Step 4: Simplify right side
67,610,207.67x = 3,567,956,756,443,809 - Step 5: Solve for x
x = 3,567,956,756,443,809/67,610,207.67 - Step 6: Final answer
x = 52,772,456.69
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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.