Finding the Fourth Proportional to 7,598,685.06, 10,486,060.20 and 4,113,995.99
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Solution
The fourth proportional to 7,598,685.06, 10,486,060.20 and 4,113,995.99 is: 5,677,246.68
Step by Step Solution
- Step 1: Write the proportion equation
7,598,685.06 : 10,486,060.20 = 4,113,995.99 : x - Step 2: Convert to fraction form
7,598,685.06/10,486,060.20 = 4,113,995.99/x - Step 3: Cross multiply
7,598,685.06x = 10,486,060.20 × 4,113,995.99 - Step 4: Simplify right side
7,598,685.06x = 43,139,609,561,268.29 - Step 5: Solve for x
x = 43,139,609,561,268.29/7,598,685.06 - Step 6: Final answer
x = 5,677,246.68
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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.