Finding the Fourth Proportional to 7,319,576.74, 10,101,038.98 and 4,056,446.38
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Solution
The fourth proportional to 7,319,576.74, 10,101,038.98 and 4,056,446.38 is: 5,597,908.79
Step by Step Solution
- Step 1: Write the proportion equation
7,319,576.74 : 10,101,038.98 = 4,056,446.38 : x - Step 2: Convert to fraction form
7,319,576.74/10,101,038.98 = 4,056,446.38/x - Step 3: Cross multiply
7,319,576.74x = 10,101,038.98 × 4,056,446.38 - Step 4: Simplify right side
7,319,576.74x = 40,974,323,004,659.89 - Step 5: Solve for x
x = 40,974,323,004,659.89/7,319,576.74 - Step 6: Final answer
x = 5,597,908.79
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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.