Finding the Fourth Proportional to 92,925,748.41, 128,232,268.07 and 51,671,755.05
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Solution
The fourth proportional to 92,925,748.41, 128,232,268.07 and 51,671,755.05 is: 71,304,094.49
Step by Step Solution
- Step 1: Write the proportion equation
92,925,748.41 : 128,232,268.07 = 51,671,755.05 : x - Step 2: Convert to fraction form
92,925,748.41/128,232,268.07 = 51,671,755.05/x - Step 3: Cross multiply
92,925,748.41x = 128,232,268.07 × 51,671,755.05 - Step 4: Simplify right side
92,925,748.41x = 6,625,986,344,960,617 - Step 5: Solve for x
x = 6,625,986,344,960,617/92,925,748.41 - Step 6: Final answer
x = 71,304,094.49
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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.