Finding the Fourth Proportional to 10,368,077.83, 15,552,116.74 and 6,560,948.23
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Solution
The fourth proportional to 10,368,077.83, 15,552,116.74 and 6,560,948.23 is: 9,841,422.34
Step by Step Solution
- Step 1: Write the proportion equation
10,368,077.83 : 15,552,116.74 = 6,560,948.23 : x - Step 2: Convert to fraction form
10,368,077.83/15,552,116.74 = 6,560,948.23/x - Step 3: Cross multiply
10,368,077.83x = 15,552,116.74 × 6,560,948.23 - Step 4: Simplify right side
10,368,077.83x = 102,036,632,798,056.38 - Step 5: Solve for x
x = 102,036,632,798,056.38/10,368,077.83 - Step 6: Final answer
x = 9,841,422.34
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1.5x scale
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.