Finding the Fourth Proportional to 37,258,908.99, 51,417,876.06 and 20,739,213.13
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Solution
The fourth proportional to 37,258,908.99, 51,417,876.06 and 20,739,213.13 is: 28,620,437.88
Step by Step Solution
- Step 1: Write the proportion equation
37,258,908.99 : 51,417,876.06 = 20,739,213.13 : x - Step 2: Convert to fraction form
37,258,908.99/51,417,876.06 = 20,739,213.13/x - Step 3: Cross multiply
37,258,908.99x = 51,417,876.06 × 20,739,213.13 - Step 4: Simplify right side
37,258,908.99x = 1,066,366,290,300,264.62 - Step 5: Solve for x
x = 1,066,366,290,300,264.62/37,258,908.99 - Step 6: Final answer
x = 28,620,437.88
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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.