Finding the Fourth Proportional to 16,239,235.07, 22,410,143.91 and 8,897,346.67
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Solution
The fourth proportional to 16,239,235.07, 22,410,143.91 and 8,897,346.67 is: 12,278,338.14
Step by Step Solution
- Step 1: Write the proportion equation
16,239,235.07 : 22,410,143.91 = 8,897,346.67 : x - Step 2: Convert to fraction form
16,239,235.07/22,410,143.91 = 8,897,346.67/x - Step 3: Cross multiply
16,239,235.07x = 22,410,143.91 × 8,897,346.67 - Step 4: Simplify right side
16,239,235.07x = 199,390,819,291,859.28 - Step 5: Solve for x
x = 199,390,819,291,859.28/16,239,235.07 - Step 6: Final answer
x = 12,278,338.14
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1.5x scale
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.