Finding the Fourth Proportional to 22,889,916.06, 31,580,271.81 and 14,184,912.48
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Solution
The fourth proportional to 22,889,916.06, 31,580,271.81 and 14,184,912.48 is: 19,570,337.90
Step by Step Solution
- Step 1: Write the proportion equation
22,889,916.06 : 31,580,271.81 = 14,184,912.48 : x - Step 2: Convert to fraction form
22,889,916.06/31,580,271.81 = 14,184,912.48/x - Step 3: Cross multiply
22,889,916.06x = 31,580,271.81 × 14,184,912.48 - Step 4: Simplify right side
22,889,916.06x = 447,963,391,719,461.19 - Step 5: Solve for x
x = 447,963,391,719,461.19/22,889,916.06 - Step 6: Final answer
x = 19,570,337.90
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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.