Finding the Fourth Proportional to 29,031,121.30, 43,547,625.06 and 8,559,124.20
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Solution
The fourth proportional to 29,031,121.30, 43,547,625.06 and 8,559,124.20 is: 12,838,964.35
Step by Step Solution
- Step 1: Write the proportion equation
29,031,121.30 : 43,547,625.06 = 8,559,124.20 : x - Step 2: Convert to fraction form
29,031,121.30/43,547,625.06 = 8,559,124.20/x - Step 3: Cross multiply
29,031,121.30x = 43,547,625.06 × 8,559,124.20 - Step 4: Simplify right side
29,031,121.30x = 372,729,531,503,572.44 - Step 5: Solve for x
x = 372,729,531,503,572.44/29,031,121.30 - Step 6: Final answer
x = 12,838,964.35
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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.