Finding the Fourth Proportional to 28,750,802.87, 43,101,010.07 and 10,812,503.99
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Solution
The fourth proportional to 28,750,802.87, 43,101,010.07 and 10,812,503.99 is: 16,209,281.02
Step by Step Solution
- Step 1: Write the proportion equation
28,750,802.87 : 43,101,010.07 = 10,812,503.99 : x - Step 2: Convert to fraction form
28,750,802.87/43,101,010.07 = 10,812,503.99/x - Step 3: Cross multiply
28,750,802.87x = 43,101,010.07 × 10,812,503.99 - Step 4: Simplify right side
28,750,802.87x = 466,029,843,300,842.62 - Step 5: Solve for x
x = 466,029,843,300,842.62/28,750,802.87 - Step 6: Final answer
x = 16,209,281.02
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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.