Finding the Fourth Proportional to 92,665,160.72, 127,877,938.38 and 51,411,954.68
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Solution
The fourth proportional to 92,665,160.72, 127,877,938.38 and 51,411,954.68 is: 70,948,506.66
Step by Step Solution
- Step 1: Write the proportion equation
92,665,160.72 : 127,877,938.38 = 51,411,954.68 : x - Step 2: Convert to fraction form
92,665,160.72/127,877,938.38 = 51,411,954.68/x - Step 3: Cross multiply
92,665,160.72x = 127,877,938.38 × 51,411,954.68 - Step 4: Simplify right side
92,665,160.72x = 6,574,454,772,564,392 - Step 5: Solve for x
x = 6,574,454,772,564,392/92,665,160.72 - Step 6: Final answer
x = 70,948,506.66
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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.