Finding the Fourth Proportional to 12,272,735.94, 16,935,646.97 and 7,044,536.26
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Solution
The fourth proportional to 12,272,735.94, 16,935,646.97 and 7,044,536.26 is: 9,721,041.81
Step by Step Solution
- Step 1: Write the proportion equation
12,272,735.94 : 16,935,646.97 = 7,044,536.26 : x - Step 2: Convert to fraction form
12,272,735.94/16,935,646.97 = 7,044,536.26/x - Step 3: Cross multiply
12,272,735.94x = 16,935,646.97 × 7,044,536.26 - Step 4: Simplify right side
12,272,735.94x = 119,303,779,166,724.12 - Step 5: Solve for x
x = 119,303,779,166,724.12/12,272,735.94 - Step 6: Final answer
x = 9,721,041.81
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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.