Finding the Fourth Proportional to 17,967,023.60, 26,950,535.40 and 6,605,121.20
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Solution
The fourth proportional to 17,967,023.60, 26,950,535.40 and 6,605,121.20 is: 9,907,681.80
Step by Step Solution
- Step 1: Write the proportion equation
17,967,023.60 : 26,950,535.40 = 6,605,121.20 : x - Step 2: Convert to fraction form
17,967,023.60/26,950,535.40 = 6,605,121.20/x - Step 3: Cross multiply
17,967,023.60x = 26,950,535.40 × 6,605,121.20 - Step 4: Simplify right side
17,967,023.60x = 178,011,552,721,890.47 - Step 5: Solve for x
x = 178,011,552,721,890.47/17,967,023.60 - Step 6: Final answer
x = 9,907,681.80
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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.