Finding the Fourth Proportional to 16,042,285.02, 22,138,202.58 and 8,700,280.20
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Solution
The fourth proportional to 16,042,285.02, 22,138,202.58 and 8,700,280.20 is: 12,006,304.92
Step by Step Solution
- Step 1: Write the proportion equation
16,042,285.02 : 22,138,202.58 = 8,700,280.20 : x - Step 2: Convert to fraction form
16,042,285.02/22,138,202.58 = 8,700,280.20/x - Step 3: Cross multiply
16,042,285.02x = 22,138,202.58 × 8,700,280.20 - Step 4: Simplify right side
16,042,285.02x = 192,608,565,570,362.88 - Step 5: Solve for x
x = 192,608,565,570,362.88/16,042,285.02 - Step 6: Final answer
x = 12,006,304.92
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1.5x scale
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.