Finding the Fourth Proportional to 34,487,424.53, 47,593,795.12 and 18,807,307.15
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Solution
The fourth proportional to 34,487,424.53, 47,593,795.12 and 18,807,307.15 is: 25,954,710.61
Step by Step Solution
- Step 1: Write the proportion equation
34,487,424.53 : 47,593,795.12 = 18,807,307.15 : x - Step 2: Convert to fraction form
34,487,424.53/47,593,795.12 = 18,807,307.15/x - Step 3: Cross multiply
34,487,424.53x = 47,593,795.12 × 18,807,307.15 - Step 4: Simplify right side
34,487,424.53x = 895,111,123,090,008.38 - Step 5: Solve for x
x = 895,111,123,090,008.38/34,487,424.53 - Step 6: Final answer
x = 25,954,710.61
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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.