Finding the Fourth Proportional to 9,927,325.05, 14,890,987.58 and 3,195,739.05
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Solution
The fourth proportional to 9,927,325.05, 14,890,987.58 and 3,195,739.05 is: 4,793,608.58
Step by Step Solution
- Step 1: Write the proportion equation
9,927,325.05 : 14,890,987.58 = 3,195,739.05 : x - Step 2: Convert to fraction form
9,927,325.05/14,890,987.58 = 3,195,739.05/x - Step 3: Cross multiply
9,927,325.05x = 14,890,987.58 × 3,195,739.05 - Step 4: Simplify right side
9,927,325.05x = 47,587,710,486,492.30 - Step 5: Solve for x
x = 47,587,710,486,492.30/9,927,325.05 - Step 6: Final answer
x = 4,793,608.58
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1.5x scale
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.