Finding the Fourth Proportional to 19,408,935.80, 29,102,906.10 and 8,050,532.60
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Solution
The fourth proportional to 19,408,935.80, 29,102,906.10 and 8,050,532.60 is: 12,071,444.65
Step by Step Solution
- Step 1: Write the proportion equation
19,408,935.80 : 29,102,906.10 = 8,050,532.60 : x - Step 2: Convert to fraction form
19,408,935.80/29,102,906.10 = 8,050,532.60/x - Step 3: Cross multiply
19,408,935.80x = 29,102,906.10 × 8,050,532.60 - Step 4: Simplify right side
19,408,935.80x = 234,293,894,312,788.88 - Step 5: Solve for x
x = 234,293,894,312,788.88/19,408,935.80 - Step 6: Final answer
x = 12,071,444.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.