Finding the Fourth Proportional to 22,402,669.60, 33,580,384.80 and 8,750,540.80
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Solution
The fourth proportional to 22,402,669.60, 33,580,384.80 and 8,750,540.80 is: 13,116,585.32
Step by Step Solution
- Step 1: Write the proportion equation
22,402,669.60 : 33,580,384.80 = 8,750,540.80 : x - Step 2: Convert to fraction form
22,402,669.60/33,580,384.80 = 8,750,540.80/x - Step 3: Cross multiply
22,402,669.60x = 33,580,384.80 × 8,750,540.80 - Step 4: Simplify right side
22,402,669.60x = 293,846,527,272,099.81 - Step 5: Solve for x
x = 293,846,527,272,099.81/22,402,669.60 - Step 6: Final answer
x = 13,116,585.32
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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.