Finding the Fourth Proportional to 14,355,782.85, 21,536,874.99 and 4,119,844.71
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Solution
The fourth proportional to 14,355,782.85, 21,536,874.99 and 4,119,844.71 is: 6,180,685.61
Step by Step Solution
- Step 1: Write the proportion equation
14,355,782.85 : 21,536,874.99 = 4,119,844.71 : x - Step 2: Convert to fraction form
14,355,782.85/21,536,874.99 = 4,119,844.71/x - Step 3: Cross multiply
14,355,782.85x = 21,536,874.99 × 4,119,844.71 - Step 4: Simplify right side
14,355,782.85x = 88,728,580,497,482.80 - Step 5: Solve for x
x = 88,728,580,497,482.80/14,355,782.85 - Step 6: Final answer
x = 6,180,685.61
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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.