Finding the Fourth Proportional to 6,955,132.18, 10,419,530.06 and 4,642,652.53
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Solution
The fourth proportional to 6,955,132.18, 10,419,530.06 and 4,642,652.53 is: 6,955,188.82
Step by Step Solution
- Step 1: Write the proportion equation
6,955,132.18 : 10,419,530.06 = 4,642,652.53 : x - Step 2: Convert to fraction form
6,955,132.18/10,419,530.06 = 4,642,652.53/x - Step 3: Cross multiply
6,955,132.18x = 10,419,530.06 × 4,642,652.53 - Step 4: Simplify right side
6,955,132.18x = 48,374,257,594,470.05 - Step 5: Solve for x
x = 48,374,257,594,470.05/6,955,132.18 - Step 6: Final answer
x = 6,955,188.82
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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.