Finding the Fourth Proportional to 6,117,363.28, 9,176,044.40 and 2,912,774.05
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Solution
The fourth proportional to 6,117,363.28, 9,176,044.40 and 2,912,774.05 is: 4,369,160.83
Step by Step Solution
- Step 1: Write the proportion equation
6,117,363.28 : 9,176,044.40 = 2,912,774.05 : x - Step 2: Convert to fraction form
6,117,363.28/9,176,044.40 = 2,912,774.05/x - Step 3: Cross multiply
6,117,363.28x = 9,176,044.40 × 2,912,774.05 - Step 4: Simplify right side
6,117,363.28x = 26,727,744,009,967.82 - Step 5: Solve for x
x = 26,727,744,009,967.82/6,117,363.28 - Step 6: Final answer
x = 4,369,160.83
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.