Finding the Fourth Proportional to 5,258,108.90, 7,887,163.35 and 5,010,103.10
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Solution
The fourth proportional to 5,258,108.90, 7,887,163.35 and 5,010,103.10 is: 7,515,154.65
Step by Step Solution
- Step 1: Write the proportion equation
5,258,108.90 : 7,887,163.35 = 5,010,103.10 : x - Step 2: Convert to fraction form
5,258,108.90/7,887,163.35 = 5,010,103.10/x - Step 3: Cross multiply
5,258,108.90x = 7,887,163.35 × 5,010,103.10 - Step 4: Simplify right side
5,258,108.90x = 39,515,501,550,041.38 - Step 5: Solve for x
x = 39,515,501,550,041.38/5,258,108.90 - Step 6: Final answer
x = 7,515,154.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.