Finding the Fourth Proportional to 10,774,027.81, 14,868,473.87 and 5,879,565.30
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Solution
The fourth proportional to 10,774,027.81, 14,868,473.87 and 5,879,565.30 is: 8,113,972.28
Step by Step Solution
- Step 1: Write the proportion equation
10,774,027.81 : 14,868,473.87 = 5,879,565.30 : x - Step 2: Convert to fraction form
10,774,027.81/14,868,473.87 = 5,879,565.30/x - Step 3: Cross multiply
10,774,027.81x = 14,868,473.87 × 5,879,565.30 - Step 4: Simplify right side
10,774,027.81x = 87,420,163,030,008.70 - Step 5: Solve for x
x = 87,420,163,030,008.70/10,774,027.81 - Step 6: Final answer
x = 8,113,972.28
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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.