Finding the Fourth Proportional to 15,325,872.40, 22,986,965.40 and 6,349,488.40
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Solution
The fourth proportional to 15,325,872.40, 22,986,965.40 and 6,349,488.40 is: 9,523,468.96
Step by Step Solution
- Step 1: Write the proportion equation
15,325,872.40 : 22,986,965.40 = 6,349,488.40 : x - Step 2: Convert to fraction form
15,325,872.40/22,986,965.40 = 6,349,488.40/x - Step 3: Cross multiply
15,325,872.40x = 22,986,965.40 × 6,349,488.40 - Step 4: Simplify right side
15,325,872.40x = 145,955,470,158,501.34 - Step 5: Solve for x
x = 145,955,470,158,501.34/15,325,872.40 - Step 6: Final answer
x = 9,523,468.96
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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.