Finding the Fourth Proportional to 18,927,516.06, 26,119,984.41 and 10,225,683.63
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Solution
The fourth proportional to 18,927,516.06, 26,119,984.41 and 10,225,683.63 is: 14,111,450.03
Step by Step Solution
- Step 1: Write the proportion equation
18,927,516.06 : 26,119,984.41 = 10,225,683.63 : x - Step 2: Convert to fraction form
18,927,516.06/26,119,984.41 = 10,225,683.63/x - Step 3: Cross multiply
18,927,516.06x = 26,119,984.41 × 10,225,683.63 - Step 4: Simplify right side
18,927,516.06x = 267,094,696,997,192.22 - Step 5: Solve for x
x = 267,094,696,997,192.22/18,927,516.06 - Step 6: Final answer
x = 14,111,450.03
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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.