Finding the Fourth Proportional to 23,889,690.07, 32,892,264.63 and 21,707,718.80
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Solution
The fourth proportional to 23,889,690.07, 32,892,264.63 and 21,707,718.80 is: 29,888,040.79
Step by Step Solution
- Step 1: Write the proportion equation
23,889,690.07 : 32,892,264.63 = 21,707,718.80 : x - Step 2: Convert to fraction form
23,889,690.07/32,892,264.63 = 21,707,718.80/x - Step 3: Cross multiply
23,889,690.07x = 32,892,264.63 × 21,707,718.80 - Step 4: Simplify right side
23,889,690.07x = 714,016,031,283,226 - Step 5: Solve for x
x = 714,016,031,283,226/23,889,690.07 - Step 6: Final answer
x = 29,888,040.79
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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.