Finding the Fourth Proportional to 34,664,507.28, 47,836,434.06 and 19,194,258.96
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Solution
The fourth proportional to 34,664,507.28, 47,836,434.06 and 19,194,258.96 is: 26,487,752.90
Step by Step Solution
- Step 1: Write the proportion equation
34,664,507.28 : 47,836,434.06 = 19,194,258.96 : x - Step 2: Convert to fraction form
34,664,507.28/47,836,434.06 = 19,194,258.96/x - Step 3: Cross multiply
34,664,507.28x = 47,836,434.06 × 19,194,258.96 - Step 4: Simplify right side
34,664,507.28x = 918,184,903,070,604.25 - Step 5: Solve for x
x = 918,184,903,070,604.25/34,664,507.28 - Step 6: Final answer
x = 26,487,752.90
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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.