Finding the Fourth Proportional to 12,745,657.04, 19,118,468.16 and 5,918,497
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Solution
The fourth proportional to 12,745,657.04, 19,118,468.16 and 5,918,497 is: 8,877,737.42
Step by Step Solution
- Step 1: Write the proportion equation
12,745,657.04 : 19,118,468.16 = 5,918,497 : x - Step 2: Convert to fraction form
12,745,657.04/19,118,468.16 = 5,918,497/x - Step 3: Cross multiply
12,745,657.04x = 19,118,468.16 × 5,918,497 - Step 4: Simplify right side
12,745,657.04x = 113,152,596,449,555.52 - Step 5: Solve for x
x = 113,152,596,449,555.52/12,745,657.04 - Step 6: Final answer
x = 8,877,737.42
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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.