Finding the Fourth Proportional to 29,350,087.40, 44,031,351.90 and 8,878,125.80
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Solution
The fourth proportional to 29,350,087.40, 44,031,351.90 and 8,878,125.80 is: 13,319,070.43
Step by Step Solution
- Step 1: Write the proportion equation
29,350,087.40 : 44,031,351.90 = 8,878,125.80 : x - Step 2: Convert to fraction form
29,350,087.40/44,031,351.90 = 8,878,125.80/x - Step 3: Cross multiply
29,350,087.40x = 44,031,351.90 × 8,878,125.80 - Step 4: Simplify right side
29,350,087.40x = 390,915,881,312,269.06 - Step 5: Solve for x
x = 390,915,881,312,269.06/29,350,087.40 - Step 6: Final answer
x = 13,319,070.43
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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.