Finding the Fourth Proportional to 8,223,371.13, 11,348,341.88 and 4,552,349.07
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Solution
The fourth proportional to 8,223,371.13, 11,348,341.88 and 4,552,349.07 is: 6,282,291.38
Step by Step Solution
- Step 1: Write the proportion equation
8,223,371.13 : 11,348,341.88 = 4,552,349.07 : x - Step 2: Convert to fraction form
8,223,371.13/11,348,341.88 = 4,552,349.07/x - Step 3: Cross multiply
8,223,371.13x = 11,348,341.88 × 4,552,349.07 - Step 4: Simplify right side
8,223,371.13x = 51,661,613,580,698.31 - Step 5: Solve for x
x = 51,661,613,580,698.31/8,223,371.13 - Step 6: Final answer
x = 6,282,291.38
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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.