Finding the Fourth Proportional to 6,750,471.09, 9,315,579.12 and 3,652,926.66
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Solution
The fourth proportional to 6,750,471.09, 9,315,579.12 and 3,652,926.66 is: 5,041,000.38
Step by Step Solution
- Step 1: Write the proportion equation
6,750,471.09 : 9,315,579.12 = 3,652,926.66 : x - Step 2: Convert to fraction form
6,750,471.09/9,315,579.12 = 3,652,926.66/x - Step 3: Cross multiply
6,750,471.09x = 9,315,579.12 × 3,652,926.66 - Step 4: Simplify right side
6,750,471.09x = 34,029,127,320,787.34 - Step 5: Solve for x
x = 34,029,127,320,787.34/6,750,471.09 - Step 6: Final answer
x = 5,041,000.38
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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.