Finding the Fourth Proportional to 5,101,414.34, 7,031,746.64 and 3,447,044.99
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Solution
The fourth proportional to 5,101,414.34, 7,031,746.64 and 3,447,044.99 is: 4,751,377.83
Step by Step Solution
- Step 1: Write the proportion equation
5,101,414.34 : 7,031,746.64 = 3,447,044.99 : x - Step 2: Convert to fraction form
5,101,414.34/7,031,746.64 = 3,447,044.99/x - Step 3: Cross multiply
5,101,414.34x = 7,031,746.64 × 3,447,044.99 - Step 4: Simplify right side
5,101,414.34x = 24,238,746,999,820.21 - Step 5: Solve for x
x = 24,238,746,999,820.21/5,101,414.34 - Step 6: Final answer
x = 4,751,377.83
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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.