Finding the Fourth Proportional to 11,294,742.24, 15,587,342.16 and 6,400,916.64
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Solution
The fourth proportional to 11,294,742.24, 15,587,342.16 and 6,400,916.64 is: 8,833,603.79
Step by Step Solution
- Step 1: Write the proportion equation
11,294,742.24 : 15,587,342.16 = 6,400,916.64 : x - Step 2: Convert to fraction form
11,294,742.24/15,587,342.16 = 6,400,916.64/x - Step 3: Cross multiply
11,294,742.24x = 15,587,342.16 × 6,400,916.64 - Step 4: Simplify right side
11,294,742.24x = 99,773,277,805,317.53 - Step 5: Solve for x
x = 99,773,277,805,317.53/11,294,742.24 - Step 6: Final answer
x = 8,833,603.79
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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.