Finding the Fourth Proportional to 21,750,928.02, 32,624,272.98 and 6,604,990.74
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Solution
The fourth proportional to 21,750,928.02, 32,624,272.98 and 6,604,990.74 is: 9,906,842.63
Step by Step Solution
- Step 1: Write the proportion equation
21,750,928.02 : 32,624,272.98 = 6,604,990.74 : x - Step 2: Convert to fraction form
21,750,928.02/32,624,272.98 = 6,604,990.74/x - Step 3: Cross multiply
21,750,928.02x = 32,624,272.98 × 6,604,990.74 - Step 4: Simplify right side
21,750,928.02x = 215,483,020,932,132.22 - Step 5: Solve for x
x = 215,483,020,932,132.22/21,750,928.02 - Step 6: Final answer
x = 9,906,842.63
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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.