Finding the Fourth Proportional to 18,430,363.80, 27,698,689.80 and 16,092,023.40
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Solution
The fourth proportional to 18,430,363.80, 27,698,689.80 and 16,092,023.40 is: 24,184,436.58
Step by Step Solution
- Step 1: Write the proportion equation
18,430,363.80 : 27,698,689.80 = 16,092,023.40 : x - Step 2: Convert to fraction form
18,430,363.80/27,698,689.80 = 16,092,023.40/x - Step 3: Cross multiply
18,430,363.80x = 27,698,689.80 × 16,092,023.40 - Step 4: Simplify right side
18,430,363.80x = 445,727,964,410,941.31 - Step 5: Solve for x
x = 445,727,964,410,941.31/18,430,363.80 - Step 6: Final answer
x = 24,184,436.58
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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.