Finding the Fourth Proportional to 92,643,664.24, 138,966,494.17 and 27,948,029.80
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Solution
The fourth proportional to 92,643,664.24, 138,966,494.17 and 27,948,029.80 is: 41,922,345.71
Step by Step Solution
- Step 1: Write the proportion equation
92,643,664.24 : 138,966,494.17 = 27,948,029.80 : x - Step 2: Convert to fraction form
92,643,664.24/138,966,494.17 = 27,948,029.80/x - Step 3: Cross multiply
92,643,664.24x = 138,966,494.17 × 27,948,029.80 - Step 4: Simplify right side
92,643,664.24x = 3,883,839,720,264,686 - Step 5: Solve for x
x = 3,883,839,720,264,686/92,643,664.24 - Step 6: Final answer
x = 41,922,345.71
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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.