Finding the Fourth Proportional to 19,498,292.84, 26,908,455.67 and 10,796,465.18
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Solution
The fourth proportional to 19,498,292.84, 26,908,455.67 and 10,796,465.18 is: 14,899,571.32
Step by Step Solution
- Step 1: Write the proportion equation
19,498,292.84 : 26,908,455.67 = 10,796,465.18 : x - Step 2: Convert to fraction form
19,498,292.84/26,908,455.67 = 10,796,465.18/x - Step 3: Cross multiply
19,498,292.84x = 26,908,455.67 × 10,796,465.18 - Step 4: Simplify right side
19,498,292.84x = 290,516,204,729,008.50 - Step 5: Solve for x
x = 290,516,204,729,008.50/19,498,292.84 - Step 6: Final answer
x = 14,899,571.32
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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.