Finding the Fourth Proportional to 7,550,215.71, 11,326,803.86 and 3,000,416.46
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Solution
The fourth proportional to 7,550,215.71, 11,326,803.86 and 3,000,416.46 is: 4,501,212.95
Step by Step Solution
- Step 1: Write the proportion equation
7,550,215.71 : 11,326,803.86 = 3,000,416.46 : x - Step 2: Convert to fraction form
7,550,215.71/11,326,803.86 = 3,000,416.46/x - Step 3: Cross multiply
7,550,215.71x = 11,326,803.86 × 3,000,416.46 - Step 4: Simplify right side
7,550,215.71x = 33,985,128,740,735.54 - Step 5: Solve for x
x = 33,985,128,740,735.54/7,550,215.71 - Step 6: Final answer
x = 4,501,212.95
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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.