Finding the Fourth Proportional to 10,709,513.28, 14,773,652.64 and 6,837,963.84
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Solution
The fourth proportional to 10,709,513.28, 14,773,652.64 and 6,837,963.84 is: 9,432,893.90
Step by Step Solution
- Step 1: Write the proportion equation
10,709,513.28 : 14,773,652.64 = 6,837,963.84 : x - Step 2: Convert to fraction form
10,709,513.28/14,773,652.64 = 6,837,963.84/x - Step 3: Cross multiply
10,709,513.28x = 14,773,652.64 × 6,837,963.84 - Step 4: Simplify right side
10,709,513.28x = 101,021,702,537,040.55 - Step 5: Solve for x
x = 101,021,702,537,040.55/10,709,513.28 - Step 6: Final answer
x = 9,432,893.90
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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.