Finding the Fourth Proportional to 11,314,273.95, 15,615,343.50 and 6,353,272.23
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Solution
The fourth proportional to 11,314,273.95, 15,615,343.50 and 6,353,272.23 is: 8,768,439.64
Step by Step Solution
- Step 1: Write the proportion equation
11,314,273.95 : 15,615,343.50 = 6,353,272.23 : x - Step 2: Convert to fraction form
11,314,273.95/15,615,343.50 = 6,353,272.23/x - Step 3: Cross multiply
11,314,273.95x = 15,615,343.50 × 6,353,272.23 - Step 4: Simplify right side
11,314,273.95x = 99,208,528,220,461.02 - Step 5: Solve for x
x = 99,208,528,220,461.02/11,314,273.95 - Step 6: Final answer
x = 8,768,439.64
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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.