Finding the Fourth Proportional to 14,923,216.80, 22,381,763.40 and 4,137,807.60
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Solution
The fourth proportional to 14,923,216.80, 22,381,763.40 and 4,137,807.60 is: 6,205,862.45
Step by Step Solution
- Step 1: Write the proportion equation
14,923,216.80 : 22,381,763.40 = 4,137,807.60 : x - Step 2: Convert to fraction form
14,923,216.80/22,381,763.40 = 4,137,807.60/x - Step 3: Cross multiply
14,923,216.80x = 22,381,763.40 × 4,137,807.60 - Step 4: Simplify right side
14,923,216.80x = 92,611,430,697,921.83 - Step 5: Solve for x
x = 92,611,430,697,921.83/14,923,216.80 - Step 6: Final answer
x = 6,205,862.45
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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.