Finding the Fourth Proportional to 68,127,713.68, 102,153,761.88 and 22,664,690.32
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Solution
The fourth proportional to 68,127,713.68, 102,153,761.88 and 22,664,690.32 is: 33,984,457.32
Step by Step Solution
- Step 1: Write the proportion equation
68,127,713.68 : 102,153,761.88 = 22,664,690.32 : x - Step 2: Convert to fraction form
68,127,713.68/102,153,761.88 = 22,664,690.32/x - Step 3: Cross multiply
68,127,713.68x = 102,153,761.88 × 22,664,690.32 - Step 4: Simplify right side
68,127,713.68x = 2,315,283,378,033,221 - Step 5: Solve for x
x = 2,315,283,378,033,221/68,127,713.68 - Step 6: Final answer
x = 33,984,457.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.