Finding the Fourth Proportional to 11,092,352.77, 15,307,341.55 and 6,198,417.82
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Solution
The fourth proportional to 11,092,352.77, 15,307,341.55 and 6,198,417.82 is: 8,553,757.77
Step by Step Solution
- Step 1: Write the proportion equation
11,092,352.77 : 15,307,341.55 = 6,198,417.82 : x - Step 2: Convert to fraction form
11,092,352.77/15,307,341.55 = 6,198,417.82/x - Step 3: Cross multiply
11,092,352.77x = 15,307,341.55 × 6,198,417.82 - Step 4: Simplify right side
11,092,352.77x = 94,881,298,640,346.44 - Step 5: Solve for x
x = 94,881,298,640,346.44/11,092,352.77 - Step 6: Final answer
x = 8,553,757.77
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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.