Finding the Fourth Proportional to 8,407,571.58, 11,602,484.28 and 4,736,532.11
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Solution
The fourth proportional to 8,407,571.58, 11,602,484.28 and 4,736,532.11 is: 6,536,434.30
Step by Step Solution
- Step 1: Write the proportion equation
8,407,571.58 : 11,602,484.28 = 4,736,532.11 : x - Step 2: Convert to fraction form
8,407,571.58/11,602,484.28 = 4,736,532.11/x - Step 3: Cross multiply
8,407,571.58x = 11,602,484.28 × 4,736,532.11 - Step 4: Simplify right side
8,407,571.58x = 54,955,539,289,977.81 - Step 5: Solve for x
x = 54,955,539,289,977.81/8,407,571.58 - Step 6: Final answer
x = 6,536,434.30
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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.