Finding the Fourth Proportional to 15,055,407, 22,534,251.30 and 8,129,257.99
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Solution
The fourth proportional to 15,055,407, 22,534,251.30 and 8,129,257.99 is: 12,167,505.16
Step by Step Solution
- Step 1: Write the proportion equation
15,055,407 : 22,534,251.30 = 8,129,257.99 : x - Step 2: Convert to fraction form
15,055,407/22,534,251.30 = 8,129,257.99/x - Step 3: Cross multiply
15,055,407x = 22,534,251.30 × 8,129,257.99 - Step 4: Simplify right side
15,055,407x = 183,186,742,372,857.25 - Step 5: Solve for x
x = 183,186,742,372,857.25/15,055,407 - Step 6: Final answer
x = 12,167,505.16
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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.