Finding the Fourth Proportional to 11,830,407.14, 16,326,011.06 and 6,397,899.14
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Solution
The fourth proportional to 11,830,407.14, 16,326,011.06 and 6,397,899.14 is: 8,829,127.42
Step by Step Solution
- Step 1: Write the proportion equation
11,830,407.14 : 16,326,011.06 = 6,397,899.14 : x - Step 2: Convert to fraction form
11,830,407.14/16,326,011.06 = 6,397,899.14/x - Step 3: Cross multiply
11,830,407.14x = 16,326,011.06 × 6,397,899.14 - Step 4: Simplify right side
11,830,407.14x = 104,452,172,006,784.94 - Step 5: Solve for x
x = 104,452,172,006,784.94/11,830,407.14 - Step 6: Final answer
x = 8,829,127.42
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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.