Finding the Fourth Proportional to 33,153,207.60, 49,735,125.76 and 13,986,787.84
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Solution
The fourth proportional to 33,153,207.60, 49,735,125.76 and 13,986,787.84 is: 20,982,423.80
Step by Step Solution
- Step 1: Write the proportion equation
33,153,207.60 : 49,735,125.76 = 13,986,787.84 : x - Step 2: Convert to fraction form
33,153,207.60/49,735,125.76 = 13,986,787.84/x - Step 3: Cross multiply
33,153,207.60x = 49,735,125.76 × 13,986,787.84 - Step 4: Simplify right side
33,153,207.60x = 695,634,652,200,838.75 - Step 5: Solve for x
x = 695,634,652,200,838.75/33,153,207.60 - Step 6: Final answer
x = 20,982,423.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.