Finding the Fourth Proportional to 10,772,636.44, 14,871,625.50 and 6,699,567.64
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Solution
The fourth proportional to 10,772,636.44, 14,871,625.50 and 6,699,567.64 is: 9,248,753.68
Step by Step Solution
- Step 1: Write the proportion equation
10,772,636.44 : 14,871,625.50 = 6,699,567.64 : x - Step 2: Convert to fraction form
10,772,636.44/14,871,625.50 = 6,699,567.64/x - Step 3: Cross multiply
10,772,636.44x = 14,871,625.50 × 6,699,567.64 - Step 4: Simplify right side
10,772,636.44x = 99,633,460,953,998.81 - Step 5: Solve for x
x = 99,633,460,953,998.81/10,772,636.44 - Step 6: Final answer
x = 9,248,753.68
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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.