Finding the Fourth Proportional to 27,158,574, 37,478,084.44 and 14,935,431.28
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Solution
The fourth proportional to 27,158,574, 37,478,084.44 and 14,935,431.28 is: 20,610,483.99
Step by Step Solution
- Step 1: Write the proportion equation
27,158,574 : 37,478,084.44 = 14,935,431.28 : x - Step 2: Convert to fraction form
27,158,574/37,478,084.44 = 14,935,431.28/x - Step 3: Cross multiply
27,158,574x = 37,478,084.44 × 14,935,431.28 - Step 4: Simplify right side
27,158,574x = 559,751,354,659,657.25 - Step 5: Solve for x
x = 559,751,354,659,657.25/27,158,574 - Step 6: Final answer
x = 20,610,483.99
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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.