Finding the Fourth Proportional to 10,176,225.48, 14,043,201.66 and 5,592,448.44
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Solution
The fourth proportional to 10,176,225.48, 14,043,201.66 and 5,592,448.44 is: 7,717,584.62
Step by Step Solution
- Step 1: Write the proportion equation
10,176,225.48 : 14,043,201.66 = 5,592,448.44 : x - Step 2: Convert to fraction form
10,176,225.48/14,043,201.66 = 5,592,448.44/x - Step 3: Cross multiply
10,176,225.48x = 14,043,201.66 × 5,592,448.44 - Step 4: Simplify right side
10,176,225.48x = 78,535,881,216,072.42 - Step 5: Solve for x
x = 78,535,881,216,072.42/10,176,225.48 - Step 6: Final answer
x = 7,717,584.62
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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.