Finding the Fourth Proportional to 35,238,409.97, 48,629,337.39 and 19,768,826.66
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Solution
The fourth proportional to 35,238,409.97, 48,629,337.39 and 19,768,826.66 is: 27,281,166.83
Step by Step Solution
- Step 1: Write the proportion equation
35,238,409.97 : 48,629,337.39 = 19,768,826.66 : x - Step 2: Convert to fraction form
35,238,409.97/48,629,337.39 = 19,768,826.66/x - Step 3: Cross multiply
35,238,409.97x = 48,629,337.39 × 19,768,826.66 - Step 4: Simplify right side
35,238,409.97x = 961,344,941,210,420.25 - Step 5: Solve for x
x = 961,344,941,210,420.25/35,238,409.97 - Step 6: Final answer
x = 27,281,166.83
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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.