Finding the Fourth Proportional to 14,482,614.22, 19,986,220.12 and 7,867,327.08
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Solution
The fourth proportional to 14,482,614.22, 19,986,220.12 and 7,867,327.08 is: 10,857,026.80
Step by Step Solution
- Step 1: Write the proportion equation
14,482,614.22 : 19,986,220.12 = 7,867,327.08 : x - Step 2: Convert to fraction form
14,482,614.22/19,986,220.12 = 7,867,327.08/x - Step 3: Cross multiply
14,482,614.22x = 19,986,220.12 × 7,867,327.08 - Step 4: Simplify right side
14,482,614.22x = 157,238,130,776,916.84 - Step 5: Solve for x
x = 157,238,130,776,916.84/14,482,614.22 - Step 6: Final answer
x = 10,857,026.80
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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.