Finding the Fourth Proportional to 8,149,952.68, 11,246,937.06 and 4,528,280.68
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Solution
The fourth proportional to 8,149,952.68, 11,246,937.06 and 4,528,280.68 is: 6,249,028.65
Step by Step Solution
- Step 1: Write the proportion equation
8,149,952.68 : 11,246,937.06 = 4,528,280.68 : x - Step 2: Convert to fraction form
8,149,952.68/11,246,937.06 = 4,528,280.68/x - Step 3: Cross multiply
8,149,952.68x = 11,246,937.06 × 4,528,280.68 - Step 4: Simplify right side
8,149,952.68x = 50,929,287,797,974 - Step 5: Solve for x
x = 50,929,287,797,974/8,149,952.68 - Step 6: Final answer
x = 6,249,028.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.