Finding the Fourth Proportional to 21,348,596.84, 32,024,863.85 and 6,971,739.98
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Solution
The fourth proportional to 21,348,596.84, 32,024,863.85 and 6,971,739.98 is: 10,458,252.84
Step by Step Solution
- Step 1: Write the proportion equation
21,348,596.84 : 32,024,863.85 = 6,971,739.98 : x - Step 2: Convert to fraction form
21,348,596.84/32,024,863.85 = 6,971,739.98/x - Step 3: Cross multiply
21,348,596.84x = 32,024,863.85 × 6,971,739.98 - Step 4: Simplify right side
21,348,596.84x = 223,269,023,462,118.69 - Step 5: Solve for x
x = 223,269,023,462,118.69/21,348,596.84 - Step 6: Final answer
x = 10,458,252.84
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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.