Finding the Fourth Proportional to 8,541,430.48, 11,772,808.68 and 6,475,762
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Solution
The fourth proportional to 8,541,430.48, 11,772,808.68 and 6,475,762 is: 8,925,660.32
Step by Step Solution
- Step 1: Write the proportion equation
8,541,430.48 : 11,772,808.68 = 6,475,762 : x - Step 2: Convert to fraction form
8,541,430.48/11,772,808.68 = 6,475,762/x - Step 3: Cross multiply
8,541,430.48x = 11,772,808.68 × 6,475,762 - Step 4: Simplify right side
8,541,430.48x = 76,237,907,083,214.16 - Step 5: Solve for x
x = 76,237,907,083,214.16/8,541,430.48 - Step 6: Final answer
x = 8,925,660.32
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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.