Finding the Fourth Proportional to 16,209,280.13, 22,368,739.70 and 8,766,950.45
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Solution
The fourth proportional to 16,209,280.13, 22,368,739.70 and 8,766,950.45 is: 12,098,355.45
Step by Step Solution
- Step 1: Write the proportion equation
16,209,280.13 : 22,368,739.70 = 8,766,950.45 : x - Step 2: Convert to fraction form
16,209,280.13/22,368,739.70 = 8,766,950.45/x - Step 3: Cross multiply
16,209,280.13x = 22,368,739.70 × 8,766,950.45 - Step 4: Simplify right side
16,209,280.13x = 196,105,632,565,431.59 - Step 5: Solve for x
x = 196,105,632,565,431.59/16,209,280.13 - Step 6: Final answer
x = 12,098,355.45
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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.