Finding the Fourth Proportional to 40,376,219.80, 60,564,329.70 and 14,813,907.70
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Solution
The fourth proportional to 40,376,219.80, 60,564,329.70 and 14,813,907.70 is: 22,220,861.55
Step by Step Solution
- Step 1: Write the proportion equation
40,376,219.80 : 60,564,329.70 = 14,813,907.70 : x - Step 2: Convert to fraction form
40,376,219.80/60,564,329.70 = 14,813,907.70/x - Step 3: Cross multiply
40,376,219.80x = 60,564,329.70 × 14,813,907.70 - Step 4: Simplify right side
40,376,219.80x = 897,194,390,088,168.75 - Step 5: Solve for x
x = 897,194,390,088,168.75/40,376,219.80 - Step 6: Final answer
x = 22,220,861.55
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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.