Finding the Fourth Proportional to 58,236,693.19, 87,355,068.95 and 19,898,583.19
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Solution
The fourth proportional to 58,236,693.19, 87,355,068.95 and 19,898,583.19 is: 29,847,884.75
Step by Step Solution
- Step 1: Write the proportion equation
58,236,693.19 : 87,355,068.95 = 19,898,583.19 : x - Step 2: Convert to fraction form
58,236,693.19/87,355,068.95 = 19,898,583.19/x - Step 3: Cross multiply
58,236,693.19x = 87,355,068.95 × 19,898,583.19 - Step 4: Simplify right side
58,236,693.19x = 1,738,242,106,569,761.25 - Step 5: Solve for x
x = 1,738,242,106,569,761.25/58,236,693.19 - Step 6: Final answer
x = 29,847,884.75
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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.