Finding the Fourth Proportional to 16,071,420.49, 22,178,852.49 and 9,103,544.80
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Solution
The fourth proportional to 16,071,420.49, 22,178,852.49 and 9,103,544.80 is: 12,563,057.35
Step by Step Solution
- Step 1: Write the proportion equation
16,071,420.49 : 22,178,852.49 = 9,103,544.80 : x - Step 2: Convert to fraction form
16,071,420.49/22,178,852.49 = 9,103,544.80/x - Step 3: Cross multiply
16,071,420.49x = 22,178,852.49 × 9,103,544.80 - Step 4: Simplify right side
16,071,420.49x = 201,906,177,255,306.56 - Step 5: Solve for x
x = 201,906,177,255,306.56/16,071,420.49 - Step 6: Final answer
x = 12,563,057.35
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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.