Finding the Fourth Proportional to 33,134,031.36, 45,739,071.68 and 22,275,313.92
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Solution
The fourth proportional to 33,134,031.36, 45,739,071.68 and 22,275,313.92 is: 30,749,417.99
Step by Step Solution
- Step 1: Write the proportion equation
33,134,031.36 : 45,739,071.68 = 22,275,313.92 : x - Step 2: Convert to fraction form
33,134,031.36/45,739,071.68 = 22,275,313.92/x - Step 3: Cross multiply
33,134,031.36x = 45,739,071.68 × 22,275,313.92 - Step 4: Simplify right side
33,134,031.36x = 1,018,852,180,081,381.88 - Step 5: Solve for x
x = 1,018,852,180,081,381.88/33,134,031.36 - Step 6: Final answer
x = 30,749,417.99
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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.