Finding the Fourth Proportional to 6,736,608.80, 10,104,913.20 and 1,944,454.40
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Solution
The fourth proportional to 6,736,608.80, 10,104,913.20 and 1,944,454.40 is: 2,916,681.60
Step by Step Solution
- Step 1: Write the proportion equation
6,736,608.80 : 10,104,913.20 = 1,944,454.40 : x - Step 2: Convert to fraction form
6,736,608.80/10,104,913.20 = 1,944,454.40/x - Step 3: Cross multiply
6,736,608.80x = 10,104,913.20 × 1,944,454.40 - Step 4: Simplify right side
6,736,608.80x = 19,648,542,933,358.08 - Step 5: Solve for x
x = 19,648,542,933,358.08/6,736,608.80 - Step 6: Final answer
x = 2,916,681.60
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Double scale
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Similar ratio
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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.