Finding the Fourth Proportional to 19,566,727.20, 29,343,106.08 and 8,048,828.16
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Solution
The fourth proportional to 19,566,727.20, 29,343,106.08 and 8,048,828.16 is: 12,070,369.06
Step by Step Solution
- Step 1: Write the proportion equation
19,566,727.20 : 29,343,106.08 = 8,048,828.16 : x - Step 2: Convert to fraction form
19,566,727.20/29,343,106.08 = 8,048,828.16/x - Step 3: Cross multiply
19,566,727.20x = 29,343,106.08 × 8,048,828.16 - Step 4: Simplify right side
19,566,727.20x = 236,177,618,518,571.19 - Step 5: Solve for x
x = 236,177,618,518,571.19/19,566,727.20 - Step 6: Final answer
x = 12,070,369.06
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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.