Finding the Fourth Proportional to 16,130,707.13, 22,260,171.33 and 8,788,846.07
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Solution
The fourth proportional to 16,130,707.13, 22,260,171.33 and 8,788,846.07 is: 12,128,496.15
Step by Step Solution
- Step 1: Write the proportion equation
16,130,707.13 : 22,260,171.33 = 8,788,846.07 : x - Step 2: Convert to fraction form
16,130,707.13/22,260,171.33 = 8,788,846.07/x - Step 3: Cross multiply
16,130,707.13x = 22,260,171.33 × 8,788,846.07 - Step 4: Simplify right side
16,130,707.13x = 195,641,219,366,847.59 - Step 5: Solve for x
x = 195,641,219,366,847.59/16,130,707.13 - Step 6: Final answer
x = 12,128,496.15
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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.