Finding the Fourth Proportional to 10,287,009.08, 15,400,243.74 and 6,866,812.34
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Solution
The fourth proportional to 10,287,009.08, 15,400,243.74 and 6,866,812.34 is: 10,280,012.68
Step by Step Solution
- Step 1: Write the proportion equation
10,287,009.08 : 15,400,243.74 = 6,866,812.34 : x - Step 2: Convert to fraction form
10,287,009.08/15,400,243.74 = 6,866,812.34/x - Step 3: Cross multiply
10,287,009.08x = 15,400,243.74 × 6,866,812.34 - Step 4: Simplify right side
10,287,009.08x = 105,750,583,752,839.75 - Step 5: Solve for x
x = 105,750,583,752,839.75/10,287,009.08 - Step 6: Final answer
x = 10,280,012.68
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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.