Finding the Fourth Proportional to 64,425,134.16, 88,877,283.94 and 38,304,787.12
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Solution
The fourth proportional to 64,425,134.16, 88,877,283.94 and 38,304,787.12 is: 52,843,125.37
Step by Step Solution
- Step 1: Write the proportion equation
64,425,134.16 : 88,877,283.94 = 38,304,787.12 : x - Step 2: Convert to fraction form
64,425,134.16/88,877,283.94 = 38,304,787.12/x - Step 3: Cross multiply
64,425,134.16x = 88,877,283.94 × 38,304,787.12 - Step 4: Simplify right side
64,425,134.16x = 3,404,425,441,125,494.50 - Step 5: Solve for x
x = 3,404,425,441,125,494.50/64,425,134.16 - Step 6: Final answer
x = 52,843,125.37
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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.