Finding the Fourth Proportional to 11,292,990.34, 15,584,425.26 and 6,136,351.76
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Solution
The fourth proportional to 11,292,990.34, 15,584,425.26 and 6,136,351.76 is: 8,468,219.00
Step by Step Solution
- Step 1: Write the proportion equation
11,292,990.34 : 15,584,425.26 = 6,136,351.76 : x - Step 2: Convert to fraction form
11,292,990.34/15,584,425.26 = 6,136,351.76/x - Step 3: Cross multiply
11,292,990.34x = 15,584,425.26 × 6,136,351.76 - Step 4: Simplify right side
11,292,990.34x = 95,631,515,372,789.45 - Step 5: Solve for x
x = 95,631,515,372,789.45/11,292,990.34 - Step 6: Final answer
x = 8,468,219.00
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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.