Finding the Fourth Proportional to 7,611,308.60, 10,493,444.84 and 6,046,632.05
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Solution
The fourth proportional to 7,611,308.60, 10,493,444.84 and 6,046,632.05 is: 8,336,280.02
Step by Step Solution
- Step 1: Write the proportion equation
7,611,308.60 : 10,493,444.84 = 6,046,632.05 : x - Step 2: Convert to fraction form
7,611,308.60/10,493,444.84 = 6,046,632.05/x - Step 3: Cross multiply
7,611,308.60x = 10,493,444.84 × 6,046,632.05 - Step 4: Simplify right side
7,611,308.60x = 63,449,999,801,750.74 - Step 5: Solve for x
x = 63,449,999,801,750.74/7,611,308.60 - Step 6: Final answer
x = 8,336,280.02
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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.