Finding the Fourth Proportional to 6,407,677.68, 8,842,527.84 and 3,467,430.41
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Solution
The fourth proportional to 6,407,677.68, 8,842,527.84 and 3,467,430.41 is: 4,785,017.51
Step by Step Solution
- Step 1: Write the proportion equation
6,407,677.68 : 8,842,527.84 = 3,467,430.41 : x - Step 2: Convert to fraction form
6,407,677.68/8,842,527.84 = 3,467,430.41/x - Step 3: Cross multiply
6,407,677.68x = 8,842,527.84 × 3,467,430.41 - Step 4: Simplify right side
6,407,677.68x = 30,660,849,898,092.23 - Step 5: Solve for x
x = 30,660,849,898,092.23/6,407,677.68 - Step 6: Final answer
x = 4,785,017.51
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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.