Finding the Fourth Proportional to 21,370,358.41, 32,055,088.07 and 5,196,392.62
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Solution
The fourth proportional to 21,370,358.41, 32,055,088.07 and 5,196,392.62 is: 7,794,479.62
Step by Step Solution
- Step 1: Write the proportion equation
21,370,358.41 : 32,055,088.07 = 5,196,392.62 : x - Step 2: Convert to fraction form
21,370,358.41/32,055,088.07 = 5,196,392.62/x - Step 3: Cross multiply
21,370,358.41x = 32,055,088.07 × 5,196,392.62 - Step 4: Simplify right side
21,370,358.41x = 166,570,823,054,416.09 - Step 5: Solve for x
x = 166,570,823,054,416.09/21,370,358.41 - Step 6: Final answer
x = 7,794,479.62
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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.