Finding the Fourth Proportional to 11,346,535.08, 15,656,076.90 and 6,763,282.92
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Solution
The fourth proportional to 11,346,535.08, 15,656,076.90 and 6,763,282.92 is: 9,332,053.95
Step by Step Solution
- Step 1: Write the proportion equation
11,346,535.08 : 15,656,076.90 = 6,763,282.92 : x - Step 2: Convert to fraction form
11,346,535.08/15,656,076.90 = 6,763,282.92/x - Step 3: Cross multiply
11,346,535.08x = 15,656,076.90 × 6,763,282.92 - Step 4: Simplify right side
11,346,535.08x = 105,886,477,491,976.55 - Step 5: Solve for x
x = 105,886,477,491,976.55/11,346,535.08 - Step 6: Final answer
x = 9,332,053.95
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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.