Finding the Fourth Proportional to 26,313,825.74, 36,311,236.09 and 15,299,794.06
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Solution
The fourth proportional to 26,313,825.74, 36,311,236.09 and 15,299,794.06 is: 21,112,643.96
Step by Step Solution
- Step 1: Write the proportion equation
26,313,825.74 : 36,311,236.09 = 15,299,794.06 : x - Step 2: Convert to fraction form
26,313,825.74/36,311,236.09 = 15,299,794.06/x - Step 3: Cross multiply
26,313,825.74x = 36,311,236.09 × 15,299,794.06 - Step 4: Simplify right side
26,313,825.74x = 555,554,434,155,050.38 - Step 5: Solve for x
x = 555,554,434,155,050.38/26,313,825.74 - Step 6: Final answer
x = 21,112,643.96
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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.