Finding the Fourth Proportional to 5,564,376.80, 8,346,565.20 and 5,015,221.10
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Solution
The fourth proportional to 5,564,376.80, 8,346,565.20 and 5,015,221.10 is: 7,522,831.65
Step by Step Solution
- Step 1: Write the proportion equation
5,564,376.80 : 8,346,565.20 = 5,015,221.10 : x - Step 2: Convert to fraction form
5,564,376.80/8,346,565.20 = 5,015,221.10/x - Step 3: Cross multiply
5,564,376.80x = 8,346,565.20 × 5,015,221.10 - Step 4: Simplify right side
5,564,376.80x = 41,859,869,903,565.72 - Step 5: Solve for x
x = 41,859,869,903,565.72/5,564,376.80 - Step 6: Final answer
x = 7,522,831.65
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Similar ratio
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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.