Finding the Fourth Proportional to 16,130,708.13, 22,260,172.71 and 8,788,847.07
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Solution
The fourth proportional to 16,130,708.13, 22,260,172.71 and 8,788,847.07 is: 12,128,497.53
Step by Step Solution
- Step 1: Write the proportion equation
16,130,708.13 : 22,260,172.71 = 8,788,847.07 : x - Step 2: Convert to fraction form
16,130,708.13/22,260,172.71 = 8,788,847.07/x - Step 3: Cross multiply
16,130,708.13x = 22,260,172.71 × 8,788,847.07 - Step 4: Simplify right side
16,130,708.13x = 195,641,253,699,977.47 - Step 5: Solve for x
x = 195,641,253,699,977.47/16,130,708.13 - Step 6: Final answer
x = 12,128,497.53
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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.