Finding the Fourth Proportional to 16,590,256.16, 22,889,308.20 and 13,094,555.36
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Solution
The fourth proportional to 16,590,256.16, 22,889,308.20 and 13,094,555.36 is: 18,066,346.32
Step by Step Solution
- Step 1: Write the proportion equation
16,590,256.16 : 22,889,308.20 = 13,094,555.36 : x - Step 2: Convert to fraction form
16,590,256.16/22,889,308.20 = 13,094,555.36/x - Step 3: Cross multiply
16,590,256.16x = 22,889,308.20 × 13,094,555.36 - Step 4: Simplify right side
16,590,256.16x = 299,725,313,377,001.94 - Step 5: Solve for x
x = 299,725,313,377,001.94/16,590,256.16 - Step 6: Final answer
x = 18,066,346.32
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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.