Finding the Fourth Proportional to 63,208,728.30, 87,235,124.16 and 35,708,428.02
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Solution
The fourth proportional to 63,208,728.30, 87,235,124.16 and 35,708,428.02 is: 49,281,629.86
Step by Step Solution
- Step 1: Write the proportion equation
63,208,728.30 : 87,235,124.16 = 35,708,428.02 : x - Step 2: Convert to fraction form
63,208,728.30/87,235,124.16 = 35,708,428.02/x - Step 3: Cross multiply
63,208,728.30x = 87,235,124.16 × 35,708,428.02 - Step 4: Simplify right side
63,208,728.30x = 3,115,029,151,883,123 - Step 5: Solve for x
x = 3,115,029,151,883,123/63,208,728.30 - Step 6: Final answer
x = 49,281,629.86
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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.