Finding the Fourth Proportional to 13,062,433.61, 19,593,712.99 and 3,964,610.21
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Solution
The fourth proportional to 13,062,433.61, 19,593,712.99 and 3,964,610.21 is: 5,946,934.30
Step by Step Solution
- Step 1: Write the proportion equation
13,062,433.61 : 19,593,712.99 = 3,964,610.21 : x - Step 2: Convert to fraction form
13,062,433.61/19,593,712.99 = 3,964,610.21/x - Step 3: Cross multiply
13,062,433.61x = 19,593,712.99 × 3,964,610.21 - Step 4: Simplify right side
13,062,433.61x = 77,681,434,478,950.83 - Step 5: Solve for x
x = 77,681,434,478,950.83/13,062,433.61 - Step 6: Final answer
x = 5,946,934.30
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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.