Finding the Fourth Proportional to 9,311,290.47, 12,842,301.47 and 6,049,156.26
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Solution
The fourth proportional to 9,311,290.47, 12,842,301.47 and 6,049,156.26 is: 8,343,106.53
Step by Step Solution
- Step 1: Write the proportion equation
9,311,290.47 : 12,842,301.47 = 6,049,156.26 : x - Step 2: Convert to fraction form
9,311,290.47/12,842,301.47 = 6,049,156.26/x - Step 3: Cross multiply
9,311,290.47x = 12,842,301.47 × 6,049,156.26 - Step 4: Simplify right side
9,311,290.47x = 77,685,088,299,811.92 - Step 5: Solve for x
x = 77,685,088,299,811.92/9,311,290.47 - Step 6: Final answer
x = 8,343,106.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.