Finding the Fourth Proportional to 11,886,234.60, 16,403,064.26 and 6,730,600.80
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Solution
The fourth proportional to 11,886,234.60, 16,403,064.26 and 6,730,600.80 is: 9,288,263.37
Step by Step Solution
- Step 1: Write the proportion equation
11,886,234.60 : 16,403,064.26 = 6,730,600.80 : x - Step 2: Convert to fraction form
11,886,234.60/16,403,064.26 = 6,730,600.80/x - Step 3: Cross multiply
11,886,234.60x = 16,403,064.26 × 6,730,600.80 - Step 4: Simplify right side
11,886,234.60x = 110,402,477,430,807.41 - Step 5: Solve for x
x = 110,402,477,430,807.41/11,886,234.60 - Step 6: Final answer
x = 9,288,263.37
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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.