Finding the Fourth Proportional to 12,804,799.81, 19,203,322.84 and 6,736,184.63
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Solution
The fourth proportional to 12,804,799.81, 19,203,322.84 and 6,736,184.63 is: 10,102,237.45
Step by Step Solution
- Step 1: Write the proportion equation
12,804,799.81 : 19,203,322.84 = 6,736,184.63 : x - Step 2: Convert to fraction form
12,804,799.81/19,203,322.84 = 6,736,184.63/x - Step 3: Cross multiply
12,804,799.81x = 19,203,322.84 × 6,736,184.63 - Step 4: Simplify right side
12,804,799.81x = 129,357,128,159,735.95 - Step 5: Solve for x
x = 129,357,128,159,735.95/12,804,799.81 - Step 6: Final answer
x = 10,102,237.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.