Finding the Fourth Proportional to 7,935,322.92, 10,931,308.74 and 5,753,455.08
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Solution
The fourth proportional to 7,935,322.92, 10,931,308.74 and 5,753,455.08 is: 7,925,675.42
Step by Step Solution
- Step 1: Write the proportion equation
7,935,322.92 : 10,931,308.74 = 5,753,455.08 : x - Step 2: Convert to fraction form
7,935,322.92/10,931,308.74 = 5,753,455.08/x - Step 3: Cross multiply
7,935,322.92x = 10,931,308.74 × 5,753,455.08 - Step 4: Simplify right side
7,935,322.92x = 62,892,793,801,201.40 - Step 5: Solve for x
x = 62,892,793,801,201.40/7,935,322.92 - Step 6: Final answer
x = 7,925,675.42
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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.