Finding the Fourth Proportional to 34,869,958.02, 48,120,984.71 and 19,190,787.76
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Solution
The fourth proportional to 34,869,958.02, 48,120,984.71 and 19,190,787.76 is: 26,483,530.72
Step by Step Solution
- Step 1: Write the proportion equation
34,869,958.02 : 48,120,984.71 = 19,190,787.76 : x - Step 2: Convert to fraction form
34,869,958.02/48,120,984.71 = 19,190,787.76/x - Step 3: Cross multiply
34,869,958.02x = 48,120,984.71 × 19,190,787.76 - Step 4: Simplify right side
34,869,958.02x = 923,479,604,371,815.25 - Step 5: Solve for x
x = 923,479,604,371,815.25/34,869,958.02 - Step 6: Final answer
x = 26,483,530.72
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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.