Finding the Fourth Proportional to 7,319,568.74, 10,101,027.93 and 4,056,438.38
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Solution
The fourth proportional to 7,319,568.74, 10,101,027.93 and 4,056,438.38 is: 5,597,897.75
Step by Step Solution
- Step 1: Write the proportion equation
7,319,568.74 : 10,101,027.93 = 4,056,438.38 : x - Step 2: Convert to fraction form
7,319,568.74/10,101,027.93 = 4,056,438.38/x - Step 3: Cross multiply
7,319,568.74x = 10,101,027.93 × 4,056,438.38 - Step 4: Simplify right side
7,319,568.74x = 40,974,197,372,703.95 - Step 5: Solve for x
x = 40,974,197,372,703.95/7,319,568.74 - Step 6: Final answer
x = 5,597,897.75
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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.