Finding the Fourth Proportional to 29,031,118.29, 43,547,620.56 and 8,559,121.20
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Solution
The fourth proportional to 29,031,118.29, 43,547,620.56 and 8,559,121.20 is: 12,838,959.86
Step by Step Solution
- Step 1: Write the proportion equation
29,031,118.29 : 43,547,620.56 = 8,559,121.20 : x - Step 2: Convert to fraction form
29,031,118.29/43,547,620.56 = 8,559,121.20/x - Step 3: Cross multiply
29,031,118.29x = 43,547,620.56 × 8,559,121.20 - Step 4: Simplify right side
29,031,118.29x = 372,729,362,344,651.88 - Step 5: Solve for x
x = 372,729,362,344,651.88/29,031,118.29 - Step 6: Final answer
x = 12,838,959.86
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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.