Finding the Fourth Proportional to 14,280,396.12, 21,421,283.08 and 4,695,562.44
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Solution
The fourth proportional to 14,280,396.12, 21,421,283.08 and 4,695,562.44 is: 7,043,570.18
Step by Step Solution
- Step 1: Write the proportion equation
14,280,396.12 : 21,421,283.08 = 4,695,562.44 : x - Step 2: Convert to fraction form
14,280,396.12/21,421,283.08 = 4,695,562.44/x - Step 3: Cross multiply
14,280,396.12x = 21,421,283.08 × 4,695,562.44 - Step 4: Simplify right side
14,280,396.12x = 100,584,972,247,055.52 - Step 5: Solve for x
x = 100,584,972,247,055.52/14,280,396.12 - Step 6: Final answer
x = 7,043,570.18
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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.